Cegsex (2026): Cast, Story and Release Details

Prepared by Movies Dock Editorial

Cegsex is a short British comedy centered on Tomos, whose attempt to get around online pornography restrictions has an unusually physical consequence. With a ten-minute runtime and a cast led by Osian Morgan, the film follows his efforts to keep the embarrassing development hidden from his mother.

Cegsex is a 2026 comedy from the United Kingdom about the awkward consequences of trying to bypass online pornography restrictions. Its ten-minute runtime gives the premise a compact shape, focusing on one escalating problem rather than a broad story.

Written and directed by Alun Rhys Morgan, the film follows Tomos as he attempts to conceal an extraordinary development before his mother discovers what has happened. The cast includes Osian Morgan, Mali Harries and Steffan Evans.

Cegsex movie details

Story without spoilers

Tomos finds himself dealing with a mouth that has erupted on his arm after he tries to get around online porn restrictions. Faced with the need to keep the situation quiet, he must muffle what has happened before his mother, Mam, finds out. The setup places embarrassment, secrecy and an absurd physical complication at the center of the story.

What to expect

The available details point to a concise comedy built around an unusual body-horror-tinged premise, though the supplied genre information identifies the film specifically as comedy. Expect a short-form story focused on Tomos’s attempt to manage an increasingly difficult secret, with the premise supplying the central source of comic tension.

Cast and creative team

Osian Morgan plays Tomos, the character at the center of the story, while Mali Harries appears as Mam. Steffan Evans is credited as Cegsex /Dave. The supporting cast includes Grace Dixon as Mrs. Llewelyn, Christopher Pugh as Bryn, Ellen Jane-Thomas as Eleri and Angharad Parry as Ceridwen. Alun Rhys Morgan wrote and directed the film.

• Osian Morgan as Tomos
• Mali Harries as Mam
• Steffan Evans as Cegsex /Dave
• Grace Dixon as Mrs. Llewelyn
• Christopher Pugh as Bryn
• Ellen Jane-Thomas as Eleri
• Angharad Parry as Ceridwen

Release and production context

Cegsex is a 2026 production from the United Kingdom with English spoken dialogue. It has a listed runtime of 10 minutes and a release date of September 19, 2026. The film is classified as a comedy and is listed as released in the supplied metadata.

Movies Dock view

With its brief runtime and deliberately strange premise, Cegsex is structured as a compact comedy about secrecy and the consequences of trying to evade online restrictions. Its focus remains firmly on Tomos and the challenge of keeping his unusual problem from Mam.

Film data:
TMDB · IMDb