- Frank Darien - Luther Adams
- Olive Carey - Mabel Turner
- George Barrows - Federal Agent (uncredited)
- Stanley Blystone - Guard on Pier (uncredited)
- Eddie Borden - Medical Experiment Patient (uncredited)
- George Bruggeman - Federal Agent (uncredited)
- William Challee - Guard (uncredited)
- George Chandler - Jed (uncredited)
- G. Pat Collins - Nelson - Gate Guard (uncredited)
- Tom Daly - Germ Experiment Victim (uncredited)
- Don Dillaway - FBI Agent McIntyre (uncredited)
- Art Dupuis - Speedboat Pilot (uncredited)
- Douglas Evans - Carstairs (uncredited)
- Elizabeth Flournoy - Secretary (uncredited)
- Robert Foulk - Guard (uncredited)
- Gregory Gaye - Sweitart (uncredited)
- Milton Kibbee - Produce Company Proprietor (uncredited)
- Mathew McCue - Medical Experiment Patient (uncredited)
- Lee Miller - Federal Agent (uncredited)
- Billy Nelson - Ed (uncredited)
- Jamesson Shade - Sheriff (uncredited)
- Brick Sullivan - Federal Agent (uncredited)
- Bob Thom - Federal Agent (uncredited)
- Frank Wilcox - Bradford (uncredited)
- William Yetter Sr. - German Pier Guard (uncredited)
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Lola Randl
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Lola Randl, Philipp Pfeiffer
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Christine Kiauk, Herbert Schwering
Capítulo disponible en las siguientes plataformas:
