cast
- Nikolai Cherkasov
- Prof. Polezhayev
- Mariya Domasheva
- His Wife
- Boris Livanov
- Bocharov
- Oleg Zhakov
- Worobiev
- Alexandr Melnikov
- Kuprianov
crew
- Alexander Zarkhi
- Director, Screenwriter
- Josef Heifitz
- Director, Screenwriter
- David Dell
- Screenwriter
- Leonid Rakhmanov
- Screenwriter
- Hoissaye Kaplan
- Cinematographer
- M. Kaplan
- Cinematographer
