Cliff Robertson
Charlie Gordon
Lilia Skala
Dr. Anna Straus
Leon Janney
Dr. Richard Nemur
Marianna Case
Young Woman (uncredited)
Leon Collins
Tap Dancer (uncredited)
Harry Cooper
Conference Attendee (uncredited)
Frank Dolan
Eddie (uncredited)
Randee Lynne Jensen
Woman (uncredited)
Ralph Nelson
Convention Speaker (uncredited)
Donald Warnock
Conference Attendee (uncredited)