Claire Bloom (Alice Kinian),
Leon Collins (Tap Dancer (uncredited)),
Frank Dolan (Eddie (uncredited)),
Leon Janney (Dr. Richard Nemur),
Randee Lynne Jensen (Woman (uncredited)),
Barney Martin (Hank),
Edward McNally (Gimpy),
Ralph Nelson (Convention Speaker (uncredited)),
Cliff Robertson (Charlie Gordon),
Lilia Skala (Dr. Anna Straus),
Dick Van Patten (Bert),
Ruth White (Mrs. Apple), Donald Warnock (Conference Attendee (uncredited)), Marianna Case (Young Woman (uncredited)), William Dwyer (Joey), Dan Morgan (Paddy), Harry Cooper (Conference Attendee (uncredited))