Undercover BBC1, 9pm
Maya’s fight for justice becomes a serious threat to the establishment, setting out to bring shocking secrets to light. Nick is consumed with guilt as he recalls his time as an undercover police officer, and his infiltration of an anti-racist organisation led to his first meeting with his wife. When a violent incident erupted during a march and one of the leading activists was attacked, Nick was left struggling to reconcile his feelings for Maya and his loyalty to the police force he serves, but has begun to question. Legal drama, starring Leanne Best.