Frank Grillo first joined the MCU with 2014's Captain America: The Winter Soldier. That movie ended by setting the stage for Brock Rumlow to become Crossbones in a future movie and he did indeed ...
NEW YORK, Dec. 4 (UPI) --Frank Grillo says he signed on to play Rick Flag Sr. in the DC Universe because the job uniquely allowed him to explore the character in animated and live-action forms.