The "Taken" star was spotted with longtime friend Ralph Fiennes at the off-Broadway opening of "Mary Stuart" in New York on Sunday night. The two men will co-star in the upcoming film "Clash of the Titans," with Liam playing the Greek god Zeus and Ralph playing Hades, ruler of the underworld. Ralph previously starred alongside Natasha in 2002's "Maid In Manhattan," with Jennifer Lopez.
U.S. & World
Liam was also seen with his sons, Michael and Daniel, at Madison Square Garden last Wednesday evening, where the family took in a New York Knicks basketball game.
Richardson, who was 45, died on March 18 after suffering a serious head injury on a Canadian ski slope.
Related Content from AccessHollywood.com:
VIEW THE PHOTOS: Hollywood Legends
PLAY IT NOW: A Farewell To Natasha Richardson
PLAY IT NOW: Access Archives: Natasha Richardson Talks 'The Parent Trap' (1998)