The Vicious Kind (2010)

A man tries to warn his brother away from the new girlfriend he brings home during Thanksgiving, but ends up becoming infatuated with her in the process. There's nothing like a first love to bring family tensions to a boil in this riveting dark comedy! In a startling performance, Adam Scott (Step Brothers) stars as Caleb Sinclaire whose emotions go haywire when his brother, Peter (Alex Frost, Drillbit Taylor), brings home new girlfriend Emma (Brittany Snow, Prom Night). As the dysfunctional family is propelled into chaos, Caleb and Emma confront their mutual distrust and attempt to resist a growing sexual attraction.