Warren Beatty
Vincent Bruce
Jean Seberg
Lilith Arthur
Peter Fonda
Stephen Evshevsky
Kim Hunter
Dr. Bea Brice
Anne Meacham
Mrs. Yvonne Meaghan
Jessica Walter
Laura
Gene Hackman
Norman
James Patterson
Dr. Lavrier
R
Robert Reilly
Bob Clayfield
René Auberjonois
Howie (uncredited)
J
Jeanne Barr
Miss Glassman (uncredited)
M
Maurice Brenner
Mr. Gordon (uncredited)
B
Ben Carruthers
Benito (uncredited)
Olympia Dukakis
Patient (uncredited)
Edith Fellows
Patient (uncredited)
Alice Spivak
Lonely Girl (uncredited)
T
Tina Pine
Patient (uncredited)