Dennis Christopher

Dave Stoller

Dennis Quaid

Mike

Daniel Stern

Cyril

Jackie Earle Haley

Moocher

Barbara Barrie

Evelyn Stoller

Paul Dooley

Ray Stoller

Robyn Douglass

Katherine

Hart Bochner

Rod

Amy Wright

Nancy

Peter Maloney

Doctor

John Ashton

Mike's Brother

P. J. Soles

Suzy

Steve Miner

Student (uncredited)

Tom Ohmer

Fraternity Jock (uncredited)