Cast
Philip Bourneuf
Alphonse Frankenstein
Brian Avery
Felix de Lacey
Willie Aames
William Frankenstein
Peter Sallis
Man (uncredited)
Jon Lormer
Charles de Lacey
William Hansen
Prof. Waldman
John Karlen
Otto Roget
Leif Garrett
Boy Who Runs from The Giant (uncredited)
Robert Foxworth
Dr. Victor Frankenstein
Bo Svenson
Monster
Heidi Vaughn
Agatha de Lacey
Robert Gentry
Henri Clerval
Susan Strasberg
Elizabeth Lavenza
George Morgan
Hugo