1990s London: A smalltime criminal is hired to commit a killing. A senior barrister is murdered while visiting a suburban brothel. Initial suspicions fall on the barrister's ex-wife until a retired Detective Superintendent - also an old friend of the victim - becomes involved in the investigation to help her clear her name.
There are no TV Airings of Holding On in the next 14 days.
Add Holding On to your Watchlist to find out when it's coming back.
Check if it is available to stream online via "Where to Watch".