Jasper Sitwell shared history with his counterpart from Earth-199999, being a secret Hydra agent while working for S.H.I.E.L.D. In the aftermath of the Battle of New York in 2012, he along with the S.T.R.I.K.E. team was about to deliver Loki's scepter containing the Mind Stone to Doctor List, but was stopped by time-travelling Captain America, who impersonated his past self and pretended to be an agent of Hydra to take the scepter off Sitwell's hands.
- Maximiliano Hernández portrayed Jasper Sitwell in Avengers: Endgame, reprising his role from Thor, Marvel's The Avengers, Captain America: The Winter Soldier, the Marvel One-Shots The Consultant and Item 47, and the Marvel's Agents of S.H.I.E.L.D. episodes "The Hub, "Yes Men", and "End of the Beginning".