Circus Halligalli

• 
  Klaas Heufer-Umlauf
  Self
• 
  Joko Winterscheidt
  Self
• 
  Violetta Grafin Tarnowska Bronner
  Oma Violetta
• 
  Palina Rojinski
  Self
• 
  Olli Schulz
  Self
• 
  Matthias Schweighöfer
  Self
• 
  Sido
  Self - Coach
• 
  Udo Walz
  Self
• 
  Jared 'Evil' Hasselhoff
  Self
• 
  Marteria
  Self
• 
  Oliver Kalkofe
  Self
• 
  Cro
  Self - Performer
• 
  Fahri Yardim
  Self
• 
  Frank Sump
  Frank Tonmann
• 
  Helge Schneider
  Self
• 
  H.P. Baxxter
  Self - Juror
• 
  Florian David Fitz
  Self
• 
  Elyas M'Barek
  Self
• 
  Micky Beisenherz
  Self
• 
  Kraftklub
  Themselves - Performer
• 
  Nora Tschirner
  Self
• 
  Sportfreunde Stiller
  Themselves
• 
  Moritz Bleibtreu
  Self
• 
  Alexander Marcus
  Self
• 
  Thomas Hayo
  Self - Judge
• 
  Heinz Strunk
  Self
• 
  Bela B.
  Martin Stude
• 
  Olli Dittrich
  Self
• 
  Michael Beck
  Self
• 
  Jan Delay
  Self

• Johannes Spiecker
• Robert Michael Brodmüller
• Christian Grund
  ...
  (uncredited)

• Beatsteaks
• Sebastian Colley
• Klaas Heufer-Umlauf
  ...
  (Himself)
• Kraftklub
• Jakob Lundt
• Marteria
• Palina Rojinski
• Olli Schulz
• Joko Winterscheidt
  ...
  (Himself)
• David von Felten
  ...
  (writer)