Demi Moore, Thomas Haden Church and Kate Bosworth have boarded the comedy The Reasonable Bunch, about warring exes and battling relatives at a family wedding.

According to The Hollywood Reporter, Martin Landau, Ellen Barkin and Ellen Burstyn have also joined the film, which is directed by Sam Levinson, an actor and son of director Barry Levinson.

The Reasonable Bunch starts production this month in New York.