Rötger Feldmann as Brösel

Andi Feldmann as Andi / Meister Röhrich (voice)

Klaus Büchner as Werner (voice)

Ivonne Schönherr as Barbara

Marysol Fernandez as Mandy

Richard Sammel as Hermann Seidel

Kalle Haverland as Präsi

Jochen Nickel as Herbert

Michael Lott as Röhre

Thorsten Schütt as Walze

Holger Henze as Holgi

Janosch P. Agustin as Holgi - 16 Jahre (voice)

Benedikt Brandt as Klein-Holgi (voice)

Ingrit Dohse as Holgis Mutter (voice)

Collin Hahn as

Justin Hahn as

Bertram Hiese as Werner - 16 Jahre (voice)

Robert Missler as Schmittke (voice)

Thomas Platt as Prof. Dr. Dr. Leberecht Seisogut (voice)

Leon Riedemann as

Karolin Spies as Werners Mutter (voice)

Thomas Struck as Hüpenbecker (voice)

Lilo Wanders as Margret Röhrig / Frau Hansen (voice)

Harald Wehmeier as Milchmann Michl (voice)

Kulle Westphal as Eckart (voice)

Philippe Jacq as Notarzt

Horst Krause as Meister Röhrich