Reparto y equipo
-
Sylvia SidneyMrs. Verloc - Oskar HomolkaKarl Anton Verloc
- Desmond TesterSteve Verloc
- John LoderDetective Sgt. Ted Spencer
- Joyce BarbourRenee
- Matthew BoultonScotland Yard Supt. Talbot
- S.J. WarmingtonInsp. Hollingshead, Scotland Yard
- William DewhurstThe Professor, A.F. Chatman Bird Shop Owner/Bomb Maker
- Austin TrevorVladimir (uncredited)
- Torin ThatcherYunct (uncredited)
- Aubrey MatherW. Brown & Sons greengrocer (uncredited)
- Peter BullMichaelis (uncredited)
- Charles HawtreyYouth at the Aquarium (uncredited)
- Alfred HitchcockMan Walking past The Cinema as the Light is Renewed
- Alfred HitchcockDirección
- Michael BalconProducción
- Charles BennettEscritor
- E. V. H. EmmettEscritor
- Jesse L. Lasky, Jr.Escritor
- Helen SimpsonEscritor