Gerard Butler
King Leonidas
Michael Fassbender
Stelios
Giovani Cimmino
Pleistarchos
Eli Snyder
Leonidas @ 7/8 yrs
Tyler Neitzel
Leonidas @ 15 yrs
Tim Connolly
Leonidas' Father
Marie-Julie Rivest
Leonidas' Mother
Sebastian St. Germain
Fighting Boy (12 years old)
Michael Sinelnikoff
Elder Councilman
Dennis St John
Spartan Baby Inspector
Neil Napier
Spartan with Stick
Maurizio Terrazzano
Sentry #2
Robert Paradis
Spartan General
Alexandra Beaton
Burned Village Child
Loucas Minchillo
Spartan Baby A
Nicholas Minchillo
Spartan Baby B
Andrew Shaver
Free Greek-Potter
Robin Wilcock
Free Greek-Sculptor
Kent McQuaid
Free Greek-Blacksmith
Marcel Jeannin
Free Greek-Baker
Jere Gillis
Spartan General #2
Jeremy Thibodeau
Spartan Boy
Tyrone Benskin
Persian Emissary
Robert Maillet
Uber Immortal (Giant)
Patrick Sabongui
Persian General
Dave Lapommeray
Persian General Slaughtered
Vervi Mauricio
Armless Concubine
Charles Papasoff
Blacksmith
Isabelle Champeau
Mother at Market
Veronique-Natale Szalankiewicz
Daughter at Market (3/5 years old)
Maéva Nadon
Girl at Market
David Thibodeau
Boy #1 at Market
Jean Michel Paré
Other Council Guard
Stewart Myiow
Persian General
Ariadne Bourbonnière
Kissing Concubine
Isabelle Fournel
Kissing Concubine
Sandrine Merette-Attiow
Contortionist
Geneviève Guilbault
Slave Girl
Caroline Aspirot
Slave Girl
Stéphanie Aubry
Slave Girl
Mercedes Leggett
Slave Girl
Stephania Gambaroff
Slave Girl
Chanelle Lamothe
Slave Girl
Sabrina-Jasmine Guilbault
Slave Girl
Manny Cortez Tuazon
Transsexual (Asian) #1
Cindy
Transsexual (Asian) #2
Atif Y. Siddiqi
Transsexual (Arabian) #3
Camille Rizkallah
Giant with Arrow
Trudi Hanley
Long Neck Woman
Neon Cobran
Litter Bearer/Slave
Gary A. Hecker
Ubermortal Vocals (voice)