Muzzle is a 2023 American action-thriller film directed by John Stalberg Jr. and written by Carlyle Eubank.

It stars Aaron Eckhart, Penelope Mitchell, Diego Tinoco, Paul Johansson, Kyle Smithson, Delissa Reynolds and Stephen Lang.

After his K-9 partner is killed in LA’s Skid Row, and he assaults a paramedic for not treating the dog, Officer Jake Rosser plummets deep into an investigation to uncover the truth about who may be responsible.

[9] In May 2024, a sequel titled Muzzle: City of Wolves was announced with Aaron Eckhart set to reprise his role as Jake Rosser and John Stalberg Jr. returning to direct.

[10] The script will be written by Jacob Michael King from a story by Carlyle Eubank and Stalberg Jr which will follow Rosser as he attempts to lead a peaceful life with his family and retired K-9 companion, Socks, only for a ruthless gang to target them in a brutal attack sending him in search of vengeance in the criminal underworld to protect his family.