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They included the broadcaster Kirsty Wark, who appeared on Celebrity MasterChef.

People who have come forward with allegations against Wallace include former BBC Newsnight presenter Kirsty Wark, who said he told stories and jokes of a "sexualised nature" in front of contestants and crew when she was on Celebrity MasterChef.

One of them was broadcaster Kirsty Wark, a Celebrity MasterChef contestant in 2011, who said he told "sexualised" jokes during filming.

Veteran broadcaster Kirsty Wark was one of the 13 people who spoke to the BBC about Wallace.

Wark said on two occasions during early morning filming, Wallace told stories and jokes of a "sexualised nature" in front of contestants and crew.