Actors
Bela Lugosi
Dr. Alex Zorka / Dr. Zane
Robert Kent
Capt. Bob West
Dorothy Arnold
Jean Drew
Edwin Stanley
Dr. Fred Mallory
Regis Toomey
Lt. Jim Daly
J
Jack C. Smith
Monk
Edward Van Sloan
Jarvis
Dora Clement
Ann Zorka
Anthony Averill
Rankin
H
Hugh Huntley
Perkins
M
Monte Vandergrift
Al
Frank Mayo
Train Engineer
