A boy who was once a perpetual outcast finds friends in a new boarding school. United with his new peers, he gets involved in a heated rivalry with a group of students from a neighboring school.

Ulrich Noethen
as Dr. Johann 'Justus' Bökh

Sebastian Koch
as Robert 'Nichtraucher' Uthofft

Piet Klocke
as Kreuzkamm Senior

Anja Kling
as Kathrin

Frederick Lau
as Matz Selbmann

François Goeske
as Kreuzkamm jr.

Hauke Diekamp
as Jonathan Trotz

Philipp Peters-Arnolds
as Martin Thaler

Theresa Vilsmaier
as Mona Egerland

Hans Broich-Wuttke
as Uli von Simmern