In the heart of London, an anonymous phone call draws two brilliant detectives—a young woman in the early stages of her career and a well-connected man determined to protect his legacy—into a fight to correct an old miscarriage of justice.

• Peter Capaldi
• Cush Jumbo
• Shaun Dooley
• Zoë Wanamaker
• Charlie Creed-Miles
• Cathy Tyson
• Stephen Campbell Moore
• Sia Alipour