Lionel Atwill

Terror in the Pharaoh's Tomb

Dr. Xavier (archive footage)

In the Footsteps of Sherlock Holmes

The Horror of It All

Dr. Otto von Niemann (archive footage)

The Horror Show

(archive footage)

Genius at Work

Latimer Marsh / The Cobra

Lost City of the Jungle

Sir Eric Hazarias

La Maison De Dracula

Police Inspector Holtz

Crime, Inc.

Pat Coyle

Fog Island

Alec Ritchfield

La Maison de Frankenstein

Inspector Arnz

Secrets of Scotland Yard

Waterlow

Raiders of Ghost City

Erich von Rugen, alias Alex Morel

Lady in the Death House

Charles Finch

Captain America

Cyrus Maldor

Frankenstein rencontre le loup-garou

Mayor of Vasaria

Sherlock Holmes et l'Arme secrète

Professor Moriarty

Night Monster

Dr. King

Cairo

Teutonic Gentleman

Deux nigauds dans une île

Varnoff

Junior G-Men of the Air

The Baron

The Strange Case of Doctor Rx

Dr. Fish

Le Spectre de Frankenstein

Dr. Bohmer

Jeux dangereux

Rawitch

The Mad Doctor of Market Street

Dr. Ralph Benson, posing as Graham