Sidney Poitier (Doctor)
Bobby Darin (Patient)
Peter Falk (Young psychiatrist)
Carl Benton Reid (Chief medical officer)
Mary Munday (Bar hostess)
James Anderson (Father)
Lynn Loring
Gilbert Green
Leonard Geiger
Yvette Vickers (Drunken woman)
Clegg Hoyt (Pete)
Richard Bakalyan (Jimmy)
Butch Patrick (Playmate)
Barry J. Gordon (Patient as a Boy)
Howard Caine (Tavern owner)
Anne Barton (Mother)