A man in his 20s was killed in the crash. Kurt Bardelli, 26, of the 5700-block of Circle Drive in Oak Lawn, was pronounced dead at Christ Hospital at 11 p.m.
Five adults in the other car were taken to Christ Hospital, MetroSouth Medical Center in Blue Island and Palos Community Hospital in Palos Heights, Bruce said. Two were in serious condition, and the other three were in good condition.
There was no word yet on what caused the crash.
The Sun-Times Media Wire contributed to this report.