Jan Svozil

Acting

Stanislav Hradecký

Vlasta Martínková

Hana

Eva Svozilová

ROH chairman

Jaroslav Stehlík (uncredited)

Miroslav Janoušek (uncredited)

Bartoněk (uncredited)

Zdražil (uncredited)

Institute director (uncredited)

Department manager (uncredited)

Scientist (uncredited)

Doc. Rozehnal (uncredited)

Professor (uncredited)

Doctor (uncredited)

Nurse (uncredited)

Laboratory assistant (uncredited)

Assistant (uncredited)

Assistant (uncredited)

Assistant (uncredited)

Houseman (uncredited)

Secretary (uncredited)

Official (uncredited)

Canteen assistant (uncredited)

Sound

Costume & Make-Up

Crew

Writing

Editing

Camera

Directing

Art

Production

Sound

Writing