Stitches

Stitches is a 2012 comedy slasher film directed by Conor McMahon and written by McMahon and David O'Brien. It stars Ross Noble, Tommy Knight and Gemma-Leah Devereux, with Shane Murray Corcoran, Thomas Kane Byrne, Eoghan McQuinn, Roisin Barron, Hugh Mulhern, John McDonnell, Tommy Cullen, Lorna Dempsey, Jemma Curran, and Ryan Burke in supporting roles. The plot concerns a young man dressed as a birthday clown returning from the dead to exact revenge upon a boy and a group of children/teenagers who contributed to his death.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.