Channing Tatum (Marcus Aquila)
Jamie Bell (Esca)
Mark Strong (Guern)
Tahar Rahim (Seal Prince)
Donald Sutherland (Uncle Aquila)
Aladár Laklóth (Flavius Aquila)
Marcell Miklos (Fort Legionary 1)
Bálint Magyar (Fort Legionary 2)
Ferenc Pataki (Fort Legionary 3)
Bálint Antal (Young Legionary)
Lukács Bicskey (Druid)
Douglas Henshall (Cradoc)
James Hayes (Stephanos)
András Faragó (Captain of the Gladiators)
Simon Paisley Day (Surgeon)
Dakin Matthews (Claudius)
Pip Carter (Placidus)
Ben O'Brien (Milecastle Guard)
Róbert Bánlaki (Young Rogue Warrior)
Brian Gleeson (Traveller 1)
Jon Campling (Traveller 2)
Thomas Henry (Seal Boy)
Ned Dennehy (Seal Chief/The Horned One)
Ralph Aiken (Patrician 1)
Granville Saxton (Patrician 2)
Walter Van Dyke (Patrician 3)
Denis O'Hare (Lutorius)
Paul Ritter (Galba)
Zsolt László (Paulus)
Julian Lewis Jones (Cassius)