Leonard Scheicher as Theo Lemke

Tom Gramenz as Kurt Wächter

Lena Klenke as Lena

Isaiah Michaelski as Paul

Jonas Dassler as Erik Babinsky

Nora Labisch as Klara Winkler

Nele Labisch as Regina Winkler

Ronald Zehrfeld as Hermann Lemke

Carina Wiese as Irmgard Lemke

Florian Lukas as Principal Schwarz

Jördis Triebel as Frau Kessler

Daniel Krauss as Free German Youth Secretary Lange

Michael Gwisdek as Edgar

Burghart Klaußner as Minister of National Education Lange

Max Hopp as Hans Wächter

Judith Engel as Anna Wächter

Rolf Kanies as Wardetzki