FILMING has begun in Sussex for a new film featuring international star Olivia Colman.

Wicked Little Letters is a period comedy set in Littlehampton in the 1920s. It follows a group of women who set out to solve the mystery of who is writing ‘scandalous and obscene’ letters to people in the town.

Fresh off their Oscar nominations for The Lost Daughter, the film will star Oscar winner Olivia Colman and Chernobyl actress Jessie Buckley.

Its release date is still unknown but filming is thought to be continuing until Friday, September 30.

The Argus: Olivia Colman and Jessie Buckley have begun filming in Arundel for 'Wicked Little Letters'

Several road closures have also been put in place, including the High Street.

Cast and crew can be seen swarming the streets in period dress, with some cars from the era also spotted.

The film is being directed by Thea Sharrock, who directed hit film Me Before You, and is based on a true story.

It is being produced by Studiocanal (Johnny English, Paddington) with Blueprint (The Banshees Of Inisherin, The Best Exotic Marigold Hotel) and Colman's South Of The River Pictures.