Which film features the first appearance of Simon Pegg as Benji Dunn in the Mission: Impossible series?

Mission: Impossible III features Simon Pegg’s first appearance as Benji Dunn in the Mission: Impossible series.

Benji begins the film as an IMF technical specialist working in a support role. Ethan Hunt later brings him into field operations, where his computer expertise, improvisational humor, and loyalty become important parts of the team. Pegg’s performance made Benji one of the franchise’s most recognizable recurring characters.

Mission: Impossible III was released in 2006 and directed by J. J. Abrams. Pegg returned as Benji in Ghost Protocol, Rogue Nation, Fallout, and later films, with the character becoming increasingly involved in dangerous missions rather than remaining solely behind a computer.

The role is sometimes associated first with Ghost Protocol because Benji’s field-agent identity becomes much more prominent there. However, his actual franchise debut occurs in Mission: Impossible III, where he is already an IMF employee before Ethan recruits him for the operation.