Written by BAFTA award-winning David Nath, this one-off drama stars Indira Varma, Luke Treadaway and Neil Maskell.
After dropping her kids at school one morning, Jo receives a disturbing text message from an unknown sender. It alleges an inappropriate relationship between her new boyfriend Danny, who’s recently moved in, and her 11-year-old daughter.
Unspeakable, Sunday, 9 pm – Channel 4
Image: Channel 4