Collin Follenweider portrayed Extremis Soldier in Iron Man 3.
He was also a utility stunts performer in Thor, Captain America: The First Avenger, a stunt performer in Iron Man 3 and Doctor Strange, a stunt double for Paul Rudd in Ant-Man and a utility stunts performer the Agents of S.H.I.E.L.D. episodes Pilot and The Hub.
- Colin Follenweider was a stunt double for Tobey Maguire in the Sony Pictures Studios production Spider-Man 3.
- Colin Follenweider was a stunt double for Kevin Bacon in the 20th Century Fox production X-Men: First Class, a stunt performer in X-Men: Days of Future Past and a stunt double for Evan Peters in X-Men: Apocalypse.