Onder andere met: Megan Fox (Jennifer), Amanda Seyfried (Needy), Johnny Simmons (Chip), Adam Brody (Nikolai), Sal Cortez (Chas), Ryan Levine (Mick), Juan Riedinger (Dirk), Colin Askey (Keyboardist), Chris Pratt (Roman Duda), Juno Ruddell (Officer Warzak), Kyle Gallner (Colin Gray), Josh Emerson (Jonas Kozelle), J.K. Simmons (Mr. Wroblewski), Carrie Genzel (Jennifer's Mom), Amy Sedaris (Needy's Mom), Cynthia Stevenson (Chip's Mom), Nicole Leduc (Camille), Aman Johal (Ahmet from India), Dan Joffre (Raymundo), Jeremy Schuetze (Craig), Valerie Tian (Chastity)