Sullivan Stapleton (born 14 June 1977)] is an Australian actor who is best known for his roles in the SKY (BSkyB)/Cinemax/HBO television series Strike Back and the 2010 Sundance Film Festival selection Animal Kingdom.
Stapleton played the lead role, Greek leader Themistocles, in the film 300: Rise of an Empire (2014). He was honored on 24 October 2013 with a Breakthrough Award at an exclusive Australians in Film Benefit Dinner held in Los Angeles.
In Ancient times when Gods and mythic beings walked among people, a teenager named Perseus is tasked with a deathly quest which is beheading the monster Medusa, and the cause is to get rid of him, but Perseus will discover that he is a Demigod.