Peter O'Toole
Dr. Harry Wolper
Acting
Mariel Hemingway
Meli
Acting
Vincent Spano
Boris Lafkin
Acting
Virginia Madsen
Barbara Spencer
Acting
David Ogden Stiers
Dr. Sid Kullenbeck
Acting
John Dehner
Paul
Acting
Karen Kopins
Lucy Wolper
Acting
Kenneth Tigar
Pavlo
Acting
Elsa Raven
Mrs. Mallory
Acting
Lee Kessler
Mrs. Pruitt
Acting
Rance Howard
Mr. Spencer
Acting
Ellen Geer
Mrs. Spencer
Acting
Ian Wolfe
Prof. Brauer
Acting
Mike Jolly
Boom-Boom
Acting
Burton Collins
Lyman
Acting
Judith Hansen
Karen
Acting
Doug Cox
Arthur
Acting
Anthony Peck
Norman
Acting
Crawford Binion
Fred
Acting
Byrne Piven
Krauss
Acting
Vincent Cobb
Hamberg
Acting
Gary Bayer
Bovi
Acting
Jordan Charney
Dr. Whitaker
Acting
William Bassett
Dr. Sutter
Acting
Sandy Ignon
Dr. Franklin
Acting
Jeff Corey
Dean Harrington
Acting
Michael McGrady
Larry
Acting
Eve McVeagh
Woman with Monkey
Acting
Al Fann
Guard
Acting
Michael Greene
Guard
Acting
James Murray
Martin Goodwin (uncredited)
Acting