Biography
Frank Anthony Grillo (born June 8, 1965) is an American actor. He is known for playing Brock Rumlow/Crossbones in three superhero films and one series of the Marvel Cinematic Universe (MCU), Sergeant Leo Barnes in two action-horror films within 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) and 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), and Billions (2020). Description above from the Wikipedia article Frank Grillo, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Known For
Werewolves
Dr. Wesley Marshall
Avengers: Endgame
Brock Rumlow
Captain America: Civil Wa...
Brock Rumlow / Crossbones
Superman
Rick Flag Sr.
Captain America: The Wint...
Brock Rumlow
Homefront
Cyrus Hanks

Minority Report
Pre-Crime Cop

Zero Dark Thirty
Squadron Commanding Officer

The Purge: Election Year
Leo Barnes

Hounds of War
Ryder