Boris Karloff

Lon Chaney Jr.

Peter Lorre

Martin Milner

George Maharis

Martita Hunt

Conrad Nagel

Sally Gracie

William Berger

Jeannine Riley

Ralph Stantley

Betsy Jones-Moreland

Robert Gist

Director

Stirling Silliphant

Writer

Mort Abrahams

Producer

Herbert B. Leonard

Executive Producer

Irving Lippma

Director of Photography