Eddie Redmayne as Dug

Tom Hiddleston as Lord Nooth

Maisie Williams as Goona

Timothy Spall as Chief Bobnar

Miriam Margolyes as Queen Oofeefa

Kayvan Novak as Dino Novak also voices Jurgend

Rob Brydon as Brian and Bryan Brydon also voices Message Bird

Richard Ayoade as Treebor

Richard Ayoade as Treebor

Selina Griffiths as Magma

Johnny Vegas as Asbo

Gina Yashere as Gravelle