Sam Worthington (Perseus), Liam Neeson (Zeus), Ralph Fiennes (Hades), Rosamund Pike (Andromeda), Bill Nighy (Hephaestus), Edgar Ramirez (Ares), Toby Kebbell (Agenor), Danny Huston (Poseidon), John Bell (Helios), Lily James (Korrina), Gemma Arterton (Io), Matt Milne (Leibgardist #1), Kett Turton (Leibgardist #2), Sinéad Cusack (Clea), Spencer Wilding (Minotaurus), Martin Bayfield (Zyklop), Jorge Guimera (Theodulus), Kathryn Carpenter (Athena), Lamberto Guerra (Timon), Freddy Drabble (Apollo), George Blagden (Soldat 1), Killian Burke (Soldat 2), Juan Reyes (Gefängniswärter), Daniel Galindo Rojas (Eustachius), Asier Macazaga (Theron), Alejandro Naranjo (Mantius), Alastair Cording (Dorfbewohner)