Cast of Alpha Dog

Emile Hirsch plays Johnny Truelove, a young man who leads a group of friends involved in illegal activities.

Bruce Willis portrays Sonny Truelove, Johnny's father, who has a strained relationship with his son.

Amanda Seyfried plays Julie Beckley, a girl who becomes embroiled in the chaotic events surrounding Johnny.

Justin Timberlake portrays Frankie Ballenbacher, one of Johnny's close friends who gets involved in the kidnapping.

Shawn Hatosy plays Elvis Schmidt, a member of Johnny's crew who is deeply affected by the unfolding events.

Ben Foster portrays Jake Mazursky, a key figure in the drama who faces personal struggles and conflicts.

Harry Dean Stanton plays Cosmo Gadabeeti, a character who provides insight into the consequences of the group's actions.

Matthew Barry appears as the Interviewer (as Matt Barry), adding a perspective to the story of the aftermath.

Fernando Vargas plays Tiko 'TKO' Martinez, a participant in the events driven by Johnny's choices.

Vincent Kartheiser portrays Pick Giaimo, another member of Johnny's group amid the tumultuous situation.

Alex Solowitz plays Bobby '911', a character connected to the group's activities.

Alec Vigil portrays P.J. Truelove, a younger character impacted by the events surrounding Johnny.