Jim Sturgess as Soren (voice)

Ryan Kwanten as Kludd (voice)

Hugo Weaving as Noctus / Grimble (voice)

Helen Mirren as Nyra (voice)

Geoffrey Rush as Ezylryb (voice)

Emily Barclay as Gylfie (voice)

Abbie Cornish as Otulissa (voice)

Anthony LaPaglia as Twilight (voice)

Joel Edgerton as Metalbeak (voice)

Miriam Margolyes as Mrs. Plithiver (voice)

Sam Neill as Allomere (voice)

Richard Roxburgh as Boron (voice)

David Wenham as Digger (voice)

Essie Davis as Marella (voice)

Deborra-Lee Furness as Barran (voice)

Adrienne DeFaria as Eglantine (voice)

Sacha Horler as Strix Struma (voice)

Bill Hunter as Bubo (voice)

Barry Otto as Echidna (voice)

Angus Sampson as Jutt (voice)

Leigh Whannell as Jatt (voice)

Gareth Young as Pete (voice)