Liam Neeson Liam Neeson

Liam Neeson has finished work on Chloe, the film he was shooting in Toronto when wife Natasha Richardson died after a ski accident in Canada.

The Irish actor quietly returned to the set last week, according to the Associated Press. Julianne Moore and Big Love's Amanda Seyfried costar in the film, which centers on a successful doctor who suspects her husband of cheating, and sets off a chain of unfortunate events when she hires an escort to trap him in the act. Atom Egoyan is directing.

Richardson passed away March 18 from blunt trauma to the brain. A wake was held for her in New York City, and she was buried March 22 near her home in Millbrook, N.Y.