Hattie (2011)

The vibrant life of Carry On actress Hattie Jacques takes a tumultuous turn when her secret affair with her charming young chauffeur comes to light, all while she is still married to John Le Mesurier, the star of Dad's Army. This revelation shatters her domestic world, exposing the complexities of her personal relationships and the challenges of maintaining her public persona amidst private turmoil.