Frank Grillo played Crossbones in a few notable projects (which are streaming with a Disney+ subscription), but he's also one of the actors who have worked with both Marvel and DC. And the 59 year-old actor recently explained why he likes the DCU

"I just love being part of something in the embryonic stage," says the actor, who will reprise his role as Rick Flag Sr. in "Superman" and "Peacemaker" season 2.

Actor Frank Grillo is one of the few who has ventured across comic book lines to star in both Marvel and DC Studio projects. The actor played the role of Brock Rumlow “Crossbones” across the MCU and is now voicing the character of Rick Flag Sr.

Frank Grillo's role in Creature Commandos is just the beginning of something great for the DCU, and fans are making comparisons across companies.

While it’s certainly not news that actor Frank Grillo has left Marvel Studios to join James Gunn and Peter Safran’s burgeoning DC Studios, the reason why he prefers his new employer to his old one might cause some debate among fans.

Creature Commandos star Frank Grillo has explained that Rick Flag Sr. only "drops in" to Superman and explains why he prefers DC to Marvel after previously suiting up as the MCU's Crossbones. Check it out!

Before Creature Commandos Season 2 comes out, the DCU continues with July 2025’s hotly anticipated Superman movie. IGN has an explainer on all the DC Heroes and Villains in the new Superman trailer, comments from James Gunn on Krypto actually being a pretty terrible dog in the movie, thoughts on how Superman is about hope, and more.

Frank Grillo opened up about starring in Marvel and DC Studios films and revealing the differences between both universes.