Callan Mulvey (born 23 February 1975) is an Australian actor. He is best known for his roles as Mark Moran on the Australian drama Underbelly, Sergeant Brendan 'Josh' Joshua in Rush, and as Bogdan Drazic in Heartbreak High. His American roles include Scyllias in 300: Rise of an Empire, Jack Rollins in Captain America: The Winter Soldier (2014) and Avengers: Endgame (2019), Anatoli Knyazev in Batman v Superman: Dawn of Justice (2016), and Dean/Milan in Power (2016). (Via Wikipedia)