Neal P. McDonough portrayed Dum Dum Dugan in Captain America: The First Avenger, Marvel One-Shot: Agent Carter, the Agents of S.H.I.E.L.D. episode Shadows, and the Agent Carter episode The Iron Ceiling.
He also provided the voice for Dugan in the video game Captain America: Super Soldier.
- Neal McDonough also voiced Bruce Banner in the TV animated series The Incredible Hulk, alongside Lou Ferrigno as Hulk.
- Neal McDonough also voiced Firebrand in the TV animated series Iron Man.
- Neal McDonough is one of the actors to portray characters for both Marvel Studios and DC Entertainment. He portrayed Jack Horton in Red 2 and Damien Darhk in Arrow, The Flash and Legends of Tomorrow.
- He also voiced Green Arrow and Deadshot for the DC Universe Animated Original Movies and The Flash and Damian Wayne in Injustice Gods Among Us .
- Neal McDonough also made his film debut as Dockworker #2 in the superhero film Darkman.