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 Reynolds
as Jerry Hickfang / Mr. Whiskers (voice) / Bosco (voice) / Deer (voice) / Bunny Monkey (voice)
Gemma Arterton
as Fiona
Anna Kendrick
as Lisa
Jacki Weaver
as Dr. Warren
Ella Smith
as Alison
Paul Chahidi
as Dennis Kowalski
Stanley Townsend
as Sheriff Weinbacher
Adi Shankar
as John
Sam Spruell
as Dave
Valerie Koch
as Jerry's Mother
Gulliver McGrath
as Jerry (12 years old)
Paul Brightwell
as Jerry's Stepfather
