Casts
Bela Lugosi
as Dr. Alex Zorka / Dr. Zane
Robert Kent
as Capt. Bob West
Dorothy Arnold
as Jean Drew
Edwin Stanley
as Dr. Fred Mallory
Regis Toomey
as Lt. Jim Daly
Edward Van Sloan
as Jarvis
Dora Clement
as Ann Zorka
Anthony Averill
as Rankin
Frank Mayo
as Train Engineer
Jim Farley
as Skipper
