Mon avis
Distribution
- Béla LugosiDr. Feodor Orloff / Prof. John Dearborn
- Hugh WilliamsDet. Insp. Larry Holt
- Greta GyntDiana Stuart
- Edmon RyanLieutenant Patrick O'Reilly
- Wilfred WalterBlind Jake
- Arthur E. OwenDumb Lou
- Alexander FieldFred Grogan
- Gerald PringHenry Stuart
- O.B. ClarenceProf. John Dearborn (voice)
- May HallattPolice Constable Griggs
- Bryan HerbertPolice Sgt. Walsh
- Charles PenroseMorrison, undercover detective
