A brilliant but troubled professor confronts his fears while working on his design of a space rocket.
| Actor | Role |
|---|---|
 Jerzy ZelnikProfessor N. | Professor N. |
 Stanisława CelińskaStudent / Worker / Patient / Painter | Student / Worker / Patient / Painter |
| DDanuta RinnProfessor's Wife | Professor's Wife |
| WWanda RucińskaNot listed | Not listed |
 Jerzy Kozłowski(uncredited) | (uncredited) |
 Tomasz WittCoachman (uncredited) | Coachman (uncredited) |