Oyuncular

• Justin Long — Alvin
• Matthew Gray Gubler — Simon
• Jesse McCartney — Theodore
• Jason Lee — Dave
• David Cross — Ian
• Cameron Richardson — Claire
• Tiara Parker — Female Intern #2
• Kira Verrastro — Female Intern #3
• Beth Riesgraf — Mother in Store
• Don Tiffany — Engineer
• Frank Maharajh — Barry
• Kevin Symons — Ted
• Jayden Lund — Security Guard
• Jillian Barberie — Herself
• Natalie Cohen — Poolside Girl
• Adriane Lenox — Vet
• Jane Lynch — Gail
• Veronica Alicino — Amy