Jason Sudeikis and Alison Brie star as two romantic failures whose years of serial infidelity and self-sabotage have led them to swear that their relationship will remain strictly platonic. But can love still bloom while you're sleeping with other people? Writer/director Leslye Headland's (Bachelorette) sexy romantic comedy co-stars Amanda Peet, Adam Scott, and Natasha Lyonne.