Sean Penn is in talks for a “small, but pivotal” role in Ben Stiller’s remake of The Secret Life of Walter Mitty, Deadline is reporting.

As Deadline reports, Stiller is directing the film for 20th Century Fox, as well as starring in the titular role of “the timid magazine photo manager who goes off on an escapade to find a missing negative.”

The film has amassed an impressive supporting cast as well, with the likes of Kristen Wiig (Bridesmaids), Adam Scott (Friends with Kids), Shirley MacLaine (The Apartment) and Patton Oswalt (Young Adult) on board. Are you interested in this one?