Justin Eaton was a stunt double for Benedict Cumberbatch in Doctor Strange, Axle Whitehead in the Agents of S.H.I.E.L.D. episode Ascension, Scott Glenn in the Daredevil episodes Stick, The Man in the Box, .380, The Dark at the End of the Tunnel and A Cold Day in Hell's Kitchen and The Defenders episodes Worst Behavior, Take Shelter and Ashes, Ashes, Gilles Marini in the Daredevil episode The Man in the Box, Jon Bernthal in The Punisher episodes Virtue of the Vicious, Danger Close, Home and Memento Mori and Wyatt Russell in The Falcon and The Winter Soldier episodes The Star-Spangled Man, The Whole World Is Watching, Truth and One World, One People.
He was also a stunt performer in Avengers: Endgame, the Agents of S.H.I.E.L.D. episode Broken Promises, the Daredevil episode A Cold Day in Hell's Kitchen, The Defenders episode Worst Behavior, The Falcon and The Winter Soldier episodes New World Order and Power Broker and the Agents of S.H.I.E.L.D.: Double Agent episode Post Heist, a utility stunts performer in the Agents of S.H.I.E.L.D. episode Fun & Games and a fight choreographer in The Falcon and The Winter Soldier episodes Power Broker, The Whole World Is Watching, Truth and One World, One People.
- Justin Eaton was a motion capture stunt double for Ryan Reynolds in the 20th Century Fox production Deadpool.
- Justin Eaton was a stunt performer in the DC Entertainment production Watchmen.