Frank Grillo spent some time in the Marvel Cinematic Universe playing Brock Rumlow, a.k.a.

Crossbones, but it’s safe to say that his upcoming turn as Rick Flag Sr. in the new DC Universe franchise will give him a lot more to do. Grillo will first be heard voicing the character in Creature Commandos , which premiers to Max subscription holders in December, and that will be followed by him bringing Flag to life in live-action in James Gunn’s Superman movie and Peacemaker Season 2.

Gunn, who also co-runs DC Studios with Peter Safran, explained why Flag will be important in the early days of the DC Universe. While confirming Grillo will appear in Superman after paparazzi photos leaked of him on the set of this upcoming 2025 movie , Gunn described Rick Flag Sr. as a “really cool character that Frank has been molding,” as well as noted that he’s one of the “primary characters” in the next season of Peacemaker .

That latter part isn’t too surprising considering he was always going to have beef with John Cena’s Christopher Smith , who killed his son, Joel Kinnaman ’s Rick Flag Jr., in The Suicide Squad (yes, that movie counts as DCU canon) . Gunn then said to EW : This isn't just a good guy, not at all.

We see all different sides of his character. He is morally a complex human being. Grillo is somebody who I've known for a little while, and I've wanted to work with him for a long time.

He was one of the first people that I talked to when I took over the studio, li.