Frank Grillo

Frank Anthony Grillo (born June 8, 1965) is an American actor. He is known for playing Brock Rumlow / Crossbones in the superhero franchise Marvel Cinematic Universe (MCU), Sergeant Leo Barnes in ''The Purge'' franchise, and Rick Flag Sr. in the DC Universe (DCU). He has also appeared in ''Warrior'' (2011), ''The Grey'' (2012), ''End of Watch'' (2012), ''Zero Dark Thirty'' (2012), ''Wolf Warrior 2'' and ''Wheelman'' (both 2017), and ''Boss Level'' (2021).

Grillo's television work includes the lead role in ''Kingdom'' (2014–2017) as well as recurring roles in ''Battery Park'' (2000), ''For the People'' (2002–2003), ''The Shield'' (2002–2003), ''Prison Break'' (2005–2006), ''Blind Justice'' (2005), ''The Kill Point'' (2007), ''Billions'' (2020), ''Tulsa King'' (2024), and Peacemaker season 2 (2025). Provided by Wikipedia