Mitchell Bell is an American production executive who serves as Vice President of Physical Production at Marvel Studios. He began his career as a production coordinator on projects such as Hollow Man (2000) and Tears of the Sun (2003), gradually building experience behind the scenes before transitioning into higher‑level production positions.

His early career at Marvel included associate producer roles on several Phase One films, notably Captain America: The First Avenger (2011), Iron Man 3 (2013), and Captain America: The Winter Soldier (2014). He later expanded his responsibilities within Marvel's short-film initiatives, serving as executive producer on the Marvel One-Shots Item 47  and Agent Carter, as well as All Hail the King.

As Marvel's slate grew more ambitious, Bell advanced to the role of co‑producer on major blockbuster instalments across the MCU. His credits include Avengers: Age of Ultron (2015), Captain America: Civil War (2016), Spider‑Man: Homecoming (2017), Avengers: Infinity War (2018), Ant‑Man and the Wasp (2018), Avengers: Endgame (2019), Black Widow (2021), Eternals (2021), Spider‑Man: No Way Home (2021), Doctor Strange in the Multiverse of Madness (2022), Ant‑Man and the Wasp: Quantumania (2023), Deadpool & Wolverine (2024), Captain America: Brave New World (2025), and The Fantastic Four: First Steps (2025). Additionally, he received a "special thanks" credit on Spider‑Man: Far From Home (2019).