Nikolai Denisov

as Владимир Александрович Крючков (14 episodes)

as Evgeniy Evtushenko

as Степан Михайлович Щукин (100 episodes)

as Doctor

as Self (1 episode)

as Stepan Kusnetsov, Detective (16 episodes)

as Anatoliy Pokataev - farmatsevt (2 episodes)

Director

as старик Ерво

as Орешкин (1 episode)

as дядя Яша (4 episodes)

as Пизюков (5 episodes)

as Gavrilov

as Fouras (9 episodes)

as Guarneri del Gesu (5 episodes)

as Извольский

as Lieutenant