Sienna Miller Looks Unrecognizable on Set with Ben Affleck!

Sienna Miller holds Ben Affleck‘s hand while on the set of their new film Live By Night on Monday afternoon (December 7) in Los Angeles.

The 33-year-old actress looked unrecognizable in costume for her role as Emma Gould in the upcoming film, which is written and directed by Ben.

The movie boasts quite the cast including Scott Eastwood, Zoe Saldana, Elle Fanning, and more! Look out for the movie in theaters sometime in 2017.

FYI: Ben is wearing a ’47 Patriots beanie.

25+ pictures inside of Sienna Miller looking unrecognizable on set with Ben Affleck…