Eddie Constantine

Professor

Acting

Katrin Schaake

Professor's Wife

Acting

Uschi Obermaier

Acting

Rainer Langhans

Scientist

Acting

Rainer Werner Fassbinder

Courier

Directing

Hannes Fuchs

Alien

Acting

Sigi Graue

Acting

Hannes Gromball

Acting

Peter Moland

Acting

Ulli Olvedi

Acting

Peter Gauhe

Camera

Ingrid Caven

(uncredited)

Acting

Ulli Lommel

(uncredited)

Acting

Barbara Constantine

(uncredited)

Directing

Tanya Constantine

(uncredited)

Acting