Peter Hooten

Dr. Stephen Strange

Clyde Kusatsu

Wong

Jessica Walter

Morgan LeFay

Anne-Marie Martin

Clea Lake

Philip Sterling

Dr Frank Taylor, Chief of Psychiatry

John Mills

Thomas Lindmer

Sarah Rush

Nurse

Bob Delegall

Intern

Larry Anderson

Magician

Lady Rowlands

Mrs. Sullivan

Frank Catalano

Orderly

Michael Ansara

The Ancient One (voice) (uncredited)

Ted Cassidy

Demon Balzaroth (voice) (uncredited)