When the residents of Littlehampton begin to receive wicked letters full of hilarious profanities, foul-mouthed Rose is charged with the crime. However, as the town’s women investigate, they suspect that something is amiss, and that Rose may not be the culprit after all. 

Wicked Little Letters is a 2023 British period black comedy mystery  starring Olivia Colman and Jessie Buckley cert 15