A mentally unhinged factory worker must decide whether to listen to his talking cat and become a killer, or follow his dog's advice to keep striving for normalcy.

Ryan Reynoldsas Jerry Hickfang / Mr. Whiskers (voice) / Bosco (voice) / Deer (voice) / Bunny Monkey (voice)
Gemma Artertonas Fiona
Anna Kendrickas Lisa
Jacki Weaveras Dr. Warren
Ella Smithas Alison
Paul Chahidias Dennis Kowalski
Stanley Townsendas Sheriff Weinbacher
Adi Shankaras John
Sam Spruellas Dave
Valerie Kochas Jerry's Mother
Maxime Alexandre