Siempre listo en las tinieblas (1939)
- Genre: Comedy
- Release Date: 1939-10-03
- User Rating: 5/10 from 3 ratings
- Runtime: 0h 12min
- Language: Español
- Production Company: POSA Films
- Production Country: Mexico
- Director: Fernando A. Rivero
Cantinflas will face a thief who enters his house while he sleeps.
Unfortunately the movie Siempre listo en las tinieblas is not yet available on Paramount Plus.
| Directing | Fernando A. Rivero | Director |
| Writing | Estanislao Schillinsky | Writer |
| Camera | Jack Draper | Director of Photography |
| Production | Santiago Reachi | Producer |
