In 1992, Rachel Nickell was murdered on Wimbledon Common and her son, Alex, just three weeks from his third birthday, was the only witness. The drama is based on the memoir and experiences of Alex and his father, André Hanscombe.
There are no TV Airings of The Witness in the next 14 days.
Add The Witness to your Watchlist to find out when it's coming back.
Check if it is available to stream online via "Where to Watch".