Mark Ivanir has replaced Jeremy Northam in indie drama “A Late Quartet.”

Ivanir joins Philip Seymour Hoffman, Catherine Keener and Christopher Walken for “Quartet,” from writer-director Yaron Zilberman.

Northam departed due to scheduling conflicts. Shooting is set to begin this week in New York City.

Hoffman, Keener, Ivanir and Walken play a world-renowned string quartet struggling to stay together as they mark their 25th anniversary. Based on his original story, Zilberman wrote the script with Seth Grossman.

Zilberman is producing along with partner Tamar Sela through their Opening Night Prods. banner along with Vanessa Coifman, David Faigenblum, Emanuel Michael and Mandy Tagger. “Quartet” will be produced with Concept Entertainment, Spring Pictures and Unison Films with RKO distributing domestically.

Ivanir has starred in “Holly Rollers” and “The Human Resources Manager,” the Israeli submission for the Golden Globs and the Oscars. He’s wrapped on “Johnny English Reborn” and Universal’s “Everybody Loves Whales.”