He was interviewed for the documentary United We Stand, Divided We Fall: The Making of Captain America: Civil War.
- He was nominated for a Saturn Award for Best Supporting Actor for his work on Avengers: Age of Ultron.
- Paul Bettany is the first actor to portray two major characters in the Marvel Cinematic Universe.
- Paul Bettany previously worked with Jon Favreau in Wimbledon.
- Paul Bettany worked again with Anthony Mackie in Shelter.
- Paul Bettany is married to actress Jennifer Connelly, who portrayed Betty Ross in Ang Lee's Hulk. Their son Stellan is named after Stellan Skarsgård.