Rashida Jones, Andy Samberg in 'Celeste and Jesse Forever' trailer
The film follows a married couple who are going through a divorce, but decide to remain best friends while attempting to see other people.
However, Celeste (Jones) and Jesse (Samberg) struggle with their feelings about their situation as time goes by.
Elijah Wood and Emma Roberts also appear in the romantic comedy from Lee Toland Krieger.
The film comes out in the US on August 3, having debuted at the Sundance Film Festival to good reviews.
A UK release date has yet to be confirmed.