Gråtass gir gass: Reparto
Elias Søvold-Simonsen
Gustav
Stein Winge
Gamlefar
Jeppe Beck Laursen
Goggen
Dagny Backer Johnsen
Grynet
Kyrre Hellum
Brakstad
Nigel Davey
Veteranbileier
Hugh Gormley
Veteranbileier
Henry Hurley
Startmann
Marguerite Gahan
Museumsvakt
Harry O'Loughlin
Motorsykkelmann
Joan Burnside
Gustavs mamma
Luis Flores
Gustavs pappa
Sadhbh Nieigeartaigh
Gustavs lillesøster