Iván Kamarás as Ruben Brandt (voice)

Csaba Márton as Mike Kowalski (voice)

Gabriella Hámori as Mimi (voice)

Matt Devere as Bye-Bye Joe (voice)

Henry Grant as Membrano Bruno (voice) / Van Gogh's Postman (voice) / Renoir (voice)

Christian Nielson Buckholdt as Fernando (voice)

Katalin Dombi as Marina (voice)

Paul Bellantoni as John Cooper (voice)

Luca Bercovici as Kris Barutanski (voice)

Butch Engle as Vincenzo Delangello (voice)

Irén Bordán as Eva Kowalski (voice)

Scott Hoke as Professor Walden (voice)

Iván Hegedűs as Boris (voice)

Peter Linka as George (voice)

Virginia Proud as Margaret (voice)

Dave Fennoy as Garreth Graham (voice)

Geoffrey Thomas as Gerhard Brandt (voice)

Liam Aaron Grant as Young Ruben (voice)

Zalán Makranczi as Mike Kowalsky (voice)

Máté Mészáros as Membrano Bruno (voice)

Gábor Nagypál as Bye-Bye Joe (voice)