Bela Lugosi

Character: Dr. Charles Kessler

Polly Ann Young

Character: Virginia Kessler

John McGuire

Character: Ralph Dickson / Paul Dickson

Clarence Muse

Character: Evans the Butler

George Pembroke

Character: Lt. Williams

Betty Compson

Character: Mrs. Kessler

Ernie Adams

Character: Jules Mason, caretaker

Ottola Nesmith

Character: Mrs. Mason

Terry Walker

Character: Cecile Mannix, maid

Fred Kelsey

Character: Detective Ryan

Jack Mulhall

Character: Jim, a detective

Fred Aldrich

Character: Guard at Ralph's Execution (uncredited)

Lloyd Ingraham

Character: Psychiatrist (uncredited)

Robert Strange

Character: Kirby--Coroner (uncredited)

Dorothy Vernon

Character: Kessler's Cook (uncredited)

Robert F. Hill

Character: Trial Judge (uncredited)