Hipoteza 1973

Jerzy Zelnik

narrator / Professor N.

Stanisława Celińska

Student / Worker / Patient / Painter

Danuta Rinn

Professor's Wife

Wanda Rucińska

Jerzy Kozłowski

(uncredited)

Tomasz Witt

Fuhrman (uncredited)

Krzysztof Zanussi

Director

Krzysztof Zanussi

Writer

Urszula Śliwińska

Editor

Michal Sulkiewicz

Set Decoration

Anna B. Sheppard

Costume Design

Wojciech Kilar

Original Music Composer

Halina Sieńska

Makeup Artist

Jerzy Buchwald

Production Manager

Edward Kłosiński

Director of Photography

Janina Krassowska

Production Manager

Jeremi Maruszewski

Unit Production Manager

Maciej Falkowski

Assistant Director

Hanna Kosinska

Assistant Director

Joanna Krauze

Assistant Director

Teresa Barska

Set Designer

Konrad Bryzek

Conductor

Wiesława Dembińska

Sound