BBC bosses have issued fresh reminders to the Celebrity Traitors cast after several spoilers threatened to undermine the series
Grant reportedly revealed he was a Traitor during a radio interview months before the programme aired, prompting producers to edit the exchange
He later announced the same secret shortly after filming began and was banished at the first roundtable
Julie Hesmondhalgh has also left the cast WhatsApp group after spoilers about the winner were shared
Meanwhile, Joanne McNally says she knows the outcome, while further details have reportedly reached someone close to a contestant.