31. osakonna hukk 1981
- Released: 1981-06-13
- Runtime: 134 minutes
- Genre: Mystery, Family
- Stars: Lembit Ulfsak, Ivan Krasko, Heino Mandri, Enn Klooren, Omar Volmer, Ago Roo, Aarne Üksküla, Jüri Järvet, Jüri Järvet, Maria Klenskaja, Aldo Tammsaar, Vello Janson, Margus Touling, Eino Baskin, Jaan Ruus, Alice Talvik, Annika Tynuri, Rit Paavel
- Director: Peeter Urbla, Veronika Bobossova