| Lineup | Catholic | PG - Fred Mack (fresh) 3 ast. SG - Harvey Putney (fresh) 1 ast. SF - Vern Milan (fresh) 10 pts. 2 reb. PF - Donald Johnson (fresh) C - Robert Gilstrap (fresh) 9 pts. 5 reb. | |
| Lineup | Illinois | PG - Roy Sexton (fresh) 2 pts. 3 ast. 3 stl. SG - Bryan Taylor (fresh) 3 ast. SF - Thomas McCrimmon (fresh) 12 pts. PF - Melvin Schmidt (fresh) 3 pts. 2 blk. C - David Fellows (fresh) 2 pts. 3 reb. | |
| 20:00 | Catholic | Vern Milan inbounds the ball | 29-33 |
| Game Plan | Catholic | Catholic is playing a triangle offense and a man to man (-2) | |
| Game Plan | Illinois | Illinois is playing a fastbreak offense and a man to man (+2) | |
| 19:44 | Catholic | Donald Johnson misses short on a jumpshot from the left wing | 29-33 |
| 19:43 | Illinois | David Fellows gets the rebound | 29-33 |
| 19:39 | Illinois | Roy Sexton double dribbles in the backcourt | 29-33 |
| 19:24 | Catholic | Robert Gilstrap misses badly on a jumper in the paint but he's hacked by Roy Sexton - foul #1 on Roy Sexton, team foul #1 | 29-33 |
| 19:24 | Catholic | Robert Gilstrap makes the 1st free throw | 30-33 |
| 19:24 | Catholic | Robert Gilstrap makes the 2nd free throw | 31-33 |
| 19:01 | Illinois | Thomas McCrimmon can't connect on a pull-up jumper from the right side | 31-33 |
| 19:00 | Illinois | The offensive rebound goes to Bryan Taylor | 31-33 |
| 18:50 | Illinois | Thomas McCrimmon is denied on a layup by Robert Gilstrap | 31-33 |
| 18:49 | Catholic | Robert Gilstrap grabs the defensive rebound | 31-33 |
| 18:28 | Catholic | Fred Mack clanks a turnaround in the paint | 31-33 |
| 18:26 | Catholic | Donald Johnson gets the offensive rebound | 31-33 |
| 18:15 | Catholic | Vern Milan's pass is intercepted by Bryan Taylor | 31-33 |
| 17:57 | Illinois | Thomas McCrimmon is hacked by Vern Milan - foul #2 on Vern Milan, team foul #1 | 31-33 |
| Subs | Catholic | | |
| Subs | Illinois | Ralph Nguyen (PF) Melvin Schmidt | |
| 17:40 | Illinois | Ralph Nguyen buries a driving attempt in the paint on a great pass from Bryan Taylor | 31-35 |
| 17:11 | Catholic | Robert Gilstrap is fouled on the floor by David Fellows - foul #1 on David Fellows, team foul #2 | 31-35 |
| Subs | Catholic | Claude Jones (SG), Robert Moore (PF), Marvin Burling (C) Harvey Putney, Donald Johnson, Robert Gilstrap | |
| Subs | Illinois | Allan Fiorentino (PG), Wyatt Stone (SG), Kenneth Orlikowski (SF), Richard Smith (C) Roy Sexton, Bryan Taylor, Thomas McCrimmon, David Fellows | |
| 16:53 | Catholic | Marvin Burling throws a bad pass out of bounds | 31-35 |
| Subs | Catholic | Charles Gebhart (PG), Steven Cross (SF) Fred Mack, Vern Milan | |
| Subs | Illinois | | |
| 16:32 | Illinois | Richard Smith buries a turnaround near the basket | 31-37 |
| 16:30 | Catholic | Charles Gebhart's pass is intercepted by Allan Fiorentino in the backcourt | 31-37 |
| 16:21 | Illinois | Charles Gebhart is called for the reach on Kenneth Orlikowski - foul #1 on Charles Gebhart, team foul #2 | 31-37 |
| Subs | Catholic | | |
| Subs | Illinois | Melvin Schmidt (PF) Kenneth Orlikowski | |
| 16:15 | Illinois | Ralph Nguyen can't connect on a 3 from the right corner | 31-37 |
| 16:14 | Catholic | Claude Jones gets the rebound | 31-37 |
| 16:07 | Catholic | Charles Gebhart misses short on a jumpshot from the left side but the foul's on Melvin Schmidt - foul #1 on Melvin Schmidt, team foul #3 | 31-37 |
| Subs | Catholic | Vern Milan (SF) Steven Cross | |
| Subs | Illinois | Thomas McCrimmon (SF) Ralph Nguyen | |
| 16:07 | Catholic | Charles Gebhart makes the 1st free throw | 32-37 |
| 16:07 | Catholic | Charles Gebhart makes the 2nd free throw | 33-37 |
| 15:49 | Illinois | Richard Smith misses the lay-in but the foul's on Robert Moore - foul #2 on Robert Moore, team foul #3 | 33-37 |
| Subs | Catholic | Fred Mack (PG), Harvey Putney (SG), Robert Gilstrap (C) Charles Gebhart, Claude Jones, Marvin Burling | |
| Subs | Illinois | Roy Sexton (PG), Bryan Taylor (SG) Allan Fiorentino, Wyatt Stone | |
| 15:49 | Illinois | Richard Smith misses the 1st free throw | 33-37 |
| 15:49 | Illinois | Richard Smith misses the 2nd free throw | 33-37 |
| 15:49 | Catholic | Vern Milan grabs the defensive rebound | 33-37 |
| Lineup | Catholic | PG - Fred Mack (fresh) 3 ast. SG - Harvey Putney (fresh) 1 ast. SF - Vern Milan (fresh) 10 pts. 3 reb. PF - Robert Moore (fresh) 2 pts. 3 reb. C - Robert Gilstrap (fresh) 11 pts. 6 reb. 2 blk. | |
| Lineup | Illinois | PG - Roy Sexton (fresh) 2 pts. 3 ast. 3 stl. SG - Bryan Taylor (fresh) 4 ast. 2 stl. SF - Thomas McCrimmon (fresh) 12 pts. PF - Melvin Schmidt (fresh) 3 pts. 2 blk. C - Richard Smith (fresh) 4 pts. | |
| 15:24 | Catholic | Harvey Putney scores on a floater from the free throw line set up by Vern Milan | 35-37 |
| 15:06 | Illinois | Robert Moore steals it from Thomas McCrimmon | 35-37 |
| 14:44 | Catholic | Harvey Putney clanks a floater from just outside the lane | 35-37 |
| 14:43 | Catholic | Robert Gilstrap tips it back up and in | 37-37 |
| 14:24 | Illinois | Bryan Taylor misses short on a fadeaway jumper from the left wing but he's hacked by Harvey Putney - foul #2 on Harvey Putney, team foul #4 | 37-37 |
| Subs | Catholic | Claude Jones (SG), Steven Cross (SF), Donald Johnson (PF), Marvin Burling (C) Harvey Putney, Vern Milan, Robert Moore, Robert Gilstrap | |
| Subs | Illinois | Kenneth Orlikowski (SF), Ralph Nguyen (PF), David Fellows (C) Thomas McCrimmon, Melvin Schmidt, Richard Smith | |
| 14:24 | Illinois | Bryan Taylor misses the 1st free throw | 37-37 |
| 14:24 | Illinois | Bryan Taylor makes the 2nd free throw | 37-38 |
| 14:07 | Catholic | David Fellows steps in front of the Donald Johnson pass | 37-38 |
| 13:58 | Illinois | Donald Johnson blocks the short jumper by Ralph Nguyen | 37-38 |
| 13:57 | Illinois | Ralph Nguyen tips it home | 37-40 |
| 13:39 | Catholic | Claude Jones connects on the jump hook from the right block on a great pass from Fred Mack and he's fouled by Ralph Nguyen - foul #2 on Ralph Nguyen, team foul #4 | 39-40 |
| Subs | Catholic | | |
| Subs | Illinois | Allan Fiorentino (PG), Wyatt Stone (SG) Roy Sexton, Bryan Taylor | |
| 13:39 | Catholic | Claude Jones makes the free throw | 40-40 |
| 13:19 | Illinois | Wyatt Stone knocks in the 3pt jumper from the right corner | 40-43 |
| 13:02 | Catholic | Marvin Burling lays it in set up by Steven Cross | 42-43 |
| 12:53 | Illinois | Kenneth Orlikowski hits a 3pt jumper from the right wing | 42-46 |
| 12:35 | Catholic | Steven Cross knocks in the driving attempt near the basket | 44-46 |
| 12:18 | Illinois | Allan Fiorentino is whistled for traveling | 44-46 |
| Subs | Catholic | Charles Gebhart (PG), Harvey Putney (SG), Vern Milan (SF), Robert Gilstrap (C) Fred Mack, Claude Jones, Steven Cross, Marvin Burling | |
| Subs | Illinois | Roy Sexton (PG), Thomas McCrimmon (SF), Melvin Schmidt (PF) Wyatt Stone, Kenneth Orlikowski, Ralph Nguyen | |
| 12:03 | Catholic | Harvey Putney can't connect on a fadeaway jumper from the left side but the foul's on David Fellows - foul #2 on David Fellows, team foul #5 | 44-46 |
| Subs | Catholic | Robert Moore (PF) Donald Johnson | |
| Subs | Illinois | Bryan Taylor (SG), Richard Smith (C) Allan Fiorentino, David Fellows | |
| 12:03 | Catholic | Harvey Putney misses the 1st free throw | 44-46 |
| 12:03 | Catholic | Harvey Putney makes the 2nd free throw | 45-46 |
| 11:46 | Illinois | Melvin Schmidt can't finish the layup | 45-46 |
| 11:45 | Catholic | Charles Gebhart pulls down the rebound | 45-46 |
| Lineup | Catholic | PG - Charles Gebhart (fresh) 5 pts. SG - Harvey Putney (fresh) 3 pts. 1 ast. SF - Vern Milan (fresh) 10 pts. 3 reb. PF - Robert Moore (fresh) 2 pts. 3 reb. 2 stl. C - Robert Gilstrap (fresh) 13 pts. 7 reb. 2 blk. | |
| Lineup | Illinois | PG - Roy Sexton (fresh) 2 pts. 3 ast. 3 stl. SG - Bryan Taylor (fresh) 1 pts. 4 ast. 2 stl. SF - Thomas McCrimmon (fresh) 12 pts. PF - Melvin Schmidt (fresh) 3 pts. 2 blk. C - Richard Smith (fresh) 4 pts. | |
| 11:24 | Catholic | Harvey Putney clanks a 3pt jumper from the right wing | 45-46 |
| 11:23 | Illinois | Thomas McCrimmon pulls down the rebound | 45-46 |
| 11:18 | Illinois | Roy Sexton knocks in the shot from the baseline set up by Bryan Taylor | 45-48 |
| 11:03 | Catholic | Robert Moore blows the layup | 45-48 |
| 11:02 | Illinois | Thomas McCrimmon snags the defensive board | 45-48 |
| 10:57 | Illinois | Bryan Taylor clanks a pull-up jumper from the right wing | 45-48 |
| 10:55 | Catholic | Charles Gebhart grabs the board | 45-48 |
| 10:48 | Catholic | Thomas McCrimmon steals it from Harvey Putney | 45-48 |
| 10:27 | Illinois | Bryan Taylor can't finish the layup | 45-48 |
| 10:25 | Catholic | Vern Milan snags the defensive board | 45-48 |
| 10:10 | Catholic | Robert Moore makes the jumper from close range and the foul's on Melvin Schmidt - foul #2 on Melvin Schmidt, team foul #6 | 47-48 |
| Subs | Catholic | Fred Mack (PG) Charles Gebhart | |
| Subs | Illinois | Allan Fiorentino (PG), Wyatt Stone (SG), Ralph Nguyen (PF), David Fellows (C) Roy Sexton, Bryan Taylor, Melvin Schmidt, Richard Smith | |
| 10:10 | Catholic | Robert Moore misses the free throw | 47-48 |
| 10:10 | Illinois | Ralph Nguyen gets the rebound | 47-48 |
| 09:47 | Illinois | Thomas McCrimmon clanks a fadeaway jumper from the left side | 47-48 |
| 09:45 | Illinois | Ralph Nguyen gets the offensive rebound | 47-48 |
| 09:39 | Illinois | Vern Milan is called for the reach on Thomas McCrimmon - foul #3 on Vern Milan, team foul #5 | 47-48 |
| Subs | Catholic | Claude Jones (SG), Donald Johnson (PF), Marvin Burling (C) Harvey Putney, Robert Moore, Robert Gilstrap | |
| Subs | Illinois | Kenneth Orlikowski (SF) Thomas McCrimmon | |
| 09:21 | Illinois | Marvin Burling blocks the short jumper by Ralph Nguyen | 47-48 |
| 09:20 | Catholic | The rebound goes to Donald Johnson | 47-48 |
| 09:01 | Catholic | Fred Mack is hacked by David Fellows - foul #3 on David Fellows, team foul #7 | 47-48 |
| Subs | Catholic | Steven Cross (SF) Vern Milan | |
| Subs | Illinois | | |
| 09:01 | Catholic | Fred Mack makes the 1st free throw | 48-48 |
| 09:01 | Catholic | Fred Mack makes the 2nd free throw | 49-48 |
| 08:50 | Illinois | Ralph Nguyen misses long on a runner from the left block but the foul's on Donald Johnson - foul #3 on Donald Johnson, team foul #6 | 49-48 |
| Subs | Catholic | | |
| Subs | Illinois | Roy Sexton (PG), Bryan Taylor (SG), Richard Smith (PF) Allan Fiorentino, Wyatt Stone, Kenneth Orlikowski | |
| 08:50 | Illinois | Ralph Nguyen makes the 1st free throw | 49-49 |
| 08:50 | Illinois | Ralph Nguyen makes the 2nd free throw | 49-50 |
| 08:26 | Catholic | Fred Mack throws a bad pass out of bounds | 49-50 |
| Subs | Catholic | Robert Gilstrap (C) Marvin Burling | |
| Subs | Illinois | Thomas McCrimmon (SF) Richard Smith | |
| 08:13 | Illinois | Thomas McCrimmon can't connect on a 3 from straight away | 49-50 |
| 08:11 | Illinois | Ralph Nguyen snags the offensive board | 49-50 |
| 07:49 | Illinois | Thomas McCrimmon knocks in the jumper from the right side set up by Roy Sexton | 49-52 |
| 07:31 | Catholic | Claude Jones hits the front of the rim on the shot from the left side | 49-52 |
| 07:29 | Catholic | The offensive rebound goes to Robert Gilstrap | 49-52 |
| Lineup | Catholic | PG - Fred Mack (fresh) 2 pts. 4 ast. SG - Claude Jones (fresh) 5 pts. 1 ast. SF - Steven Cross (fresh) 2 pts. PF - Donald Johnson (fresh) 3 reb. 3 pf. C - Robert Gilstrap (fresh) 13 pts. 8 reb. 2 blk. | |
| Lineup | Illinois | PG - Roy Sexton (fresh) 4 pts. 4 ast. 3 stl. SG - Bryan Taylor (fresh) 1 pts. 5 ast. 2 stl. SF - Thomas McCrimmon (fresh) 14 pts. 3 reb. PF - Ralph Nguyen (fairly fresh) 10 pts. 6 reb. C - David Fellows (fairly fresh) 2 pts. 4 reb. 2 stl. 3 pf. | |
| 07:11 | Catholic | Thomas McCrimmon is called for the reach on Steven Cross - foul #3 on Thomas McCrimmon, team foul #8 | 49-52 |
| Subs | Catholic | Charles Gebhart (PG), Harvey Putney (SG), Vern Milan (SF), Robert Moore (C) Fred Mack, Claude Jones, Donald Johnson, Robert Gilstrap | |
| Subs | Illinois | Allan Fiorentino (PG), Wyatt Stone (SG), Melvin Schmidt (PF), Richard Smith (C) Roy Sexton, Bryan Taylor, Ralph Nguyen, David Fellows | |
| 07:11 | Catholic | Steven Cross misses the 1st free throw | 49-52 |
| 07:11 | Illinois | The rebound goes to Richard Smith | 49-52 |
| 06:57 | Illinois | Melvin Schmidt hits the front of the rim on the fadeaway from the left wing | 49-52 |
| 06:56 | Illinois | Thomas McCrimmon tips it back up and in | 49-54 |
| 06:33 | Catholic | Vern Milan makes the floater from the right wing on a great pass from Harvey Putney | 51-54 |
| 06:24 | Illinois | Melvin Schmidt drills a 3 pointer from the left wing | 51-57 |
| 05:59 | Catholic | Vern Milan can't connect on a fadeaway jumper from the left wing | 51-57 |
| 05:58 | Illinois | Melvin Schmidt gets the rebound | 51-57 |
| 05:52 | Illinois | Wyatt Stone throws a bad pass out of bounds | 51-57 |
| Subs | Catholic | Fred Mack (PG), Robert Gilstrap (C) Charles Gebhart, Steven Cross | |
| Subs | Illinois | Roy Sexton (PG), Bryan Taylor (SG), Ralph Nguyen (SF) Allan Fiorentino, Wyatt Stone, Thomas McCrimmon | |
| 05:39 | Catholic | Vern Milan scores on a floater from the free throw line on a great pass from Harvey Putney | 53-57 |
| 05:21 | Illinois | Bryan Taylor blows the layup | 53-57 |
| 05:20 | Catholic | Robert Gilstrap gets the rebound | 53-57 |
| 05:07 | Catholic | Fred Mack comes up short on the 3pt shot from the left wing | 53-57 |
| 05:06 | Catholic | Robert Gilstrap snags the offensive board | 53-57 |
| 04:50 | Catholic | Robert Moore banks in the layup set up by Fred Mack | 55-57 |
| 04:40 | Illinois | Melvin Schmidt misses short on a 3 from the right wing | 55-57 |
| 04:39 | Catholic | Fred Mack gets the rebound | 55-57 |
| 04:24 | Catholic | Robert Gilstrap comes up short on the runner from the right block | 55-57 |
| 04:22 | Catholic | Robert Gilstrap grabs the offensive board | 55-57 |
| 04:08 | Catholic | Vern Milan misses long on a jumper from the left wing | 55-57 |
| 04:07 | Catholic | Fred Mack gets the offensive rebound | 55-57 |
| 03:47 | Catholic | Fred Mack buries a 3 from the right wing set up by Harvey Putney | 58-57 |
| 03:40 | Illinois | Illinois calls a full timeout (2 :30 3 full remaining) | 58-57 |
| Subs | Catholic | Donald Johnson (PF) Robert Moore | |
| Subs | Illinois | Thomas McCrimmon (SF), David Fellows (C) Melvin Schmidt, Richard Smith | |
| 03:27 | Illinois | Ralph Nguyen drills a jumper from the left block on a great pass from Bryan Taylor | 58-59 |
| Lineup | Catholic | PG - Fred Mack (fresh) 5 pts. 5 ast. SG - Harvey Putney (fresh) 3 pts. 4 ast. SF - Vern Milan (fresh) 14 pts. 4 reb. 3 pf. PF - Donald Johnson (fresh) 3 reb. 3 pf. C - Robert Gilstrap (fresh) 13 pts. 11 reb. 2 blk. | |
| Lineup | Illinois | PG - Roy Sexton (fresh) 4 pts. 4 ast. 3 stl. SG - Bryan Taylor (fresh) 1 pts. 6 ast. 2 stl. SF - Thomas McCrimmon (fresh) 16 pts. 4 reb. 3 pf. PF - Ralph Nguyen (fresh) 12 pts. 6 reb. C - David Fellows (fresh) 2 pts. 4 reb. 2 stl. 3 pf. | |
| 03:20 | Catholic | Harvey Putney travels with the ball | 58-59 |
| 03:05 | Illinois | Thomas McCrimmon scores on a 3 pointer from the left wing set up by Bryan Taylor | 58-62 |
| 02:44 | Catholic | Robert Gilstrap is hacked by David Fellows - foul #4 on David Fellows, team foul #9 | 58-62 |
| Subs | Catholic | Claude Jones (SG) Harvey Putney | |
| Subs | Illinois | Joseph Burgess (PF) Ralph Nguyen | |
| 02:44 | Catholic | Robert Gilstrap misses the 1st free throw | 58-62 |
| 02:44 | Illinois | Joseph Burgess grabs the board | 58-62 |
| 02:33 | Illinois | Bryan Taylor connects on the pull-up jumper from the left wing set up by Roy Sexton | 58-64 |
| 02:16 | Catholic | Donald Johnson buries a fadeaway jumper from just outside the lane set up by Fred Mack | 60-64 |
| 02:06 | Illinois | Thomas McCrimmon's floater is knocked away by Donald Johnson | 60-64 |
| 02:05 | Illinois | Joseph Burgess misses the tip | 60-64 |
| 02:03 | Catholic | Donald Johnson pulls down the rebound | 60-64 |
| 01:52 | Catholic | Claude Jones misses long on a fadeaway from just outside the lane but he's fouled by Roy Sexton - foul #2 on Roy Sexton, team foul #10 | 60-64 |
| Subs | Catholic | | |
| Subs | Illinois | Melvin Schmidt (PF) Joseph Burgess | |
| 01:52 | Catholic | Claude Jones makes the 1st free throw | 61-64 |
| 01:52 | Catholic | Claude Jones makes the 2nd free throw | 62-64 |
| 01:38 | Illinois | Fred Mack takes the ball from Bryan Taylor | 62-64 |
| 01:35 | Catholic | Fred Mack lays it up and in | 64-64 |
| 01:20 | Illinois | David Fellows can't connect on a shot from close range but he's fouled by Robert Gilstrap - foul #3 on Robert Gilstrap, team foul #7 | 64-64 |
| Subs | Catholic | Harvey Putney (SG) Claude Jones | |
| Subs | Illinois | | |
| 01:20 | Illinois | David Fellows misses the 1st free throw | 64-64 |
| 01:20 | Illinois | David Fellows misses the 2nd free throw | 64-64 |
| 01:20 | Catholic | Donald Johnson snags the defensive board | 64-64 |
| 01:15 | Catholic | Harvey Putney can't connect on a 3 from the left corner | 64-64 |
| 01:14 | Illinois | Thomas McCrimmon grabs the defensive rebound | 64-64 |
| 01:08 | Illinois | Harvey Putney steals the ball from Melvin Schmidt | 64-64 |
| 00:47 | Catholic | Melvin Schmidt takes the ball from Donald Johnson | 64-64 |
| 00:22 | Illinois | Thomas McCrimmon connects on the 3 from straight away on a nice dish by Melvin Schmidt | 64-67 |
| 00:07 | Catholic | Harvey Putney connects on the 3 pointer from the left corner on a great pass from Donald Johnson | 67-67 |
| 00:07 | Illinois | Illinois calls a :30 timeout (1 :30 3 full remaining) | 67-67 |
| Game Plan | Catholic | Catholic is playing a triangle offense and a man to man (-2) | |
| Game Plan | Illinois | Illinois is playing a spread offense (hold ball) and a man to man (+2) | |
| 00:00 | Illinois | Bryan Taylor buries a jump hook in the lane | 67-69 |