A total of 45 out of the 83 allegations made against former MasterChef presenter Gregg Wallace during his time on the show were substantiated, including one allegation of "unwelcome physical contact", a report has said. The report, led by law firm Lewis Silkin, found that the "majority of the allegations against Mr Wallace (94%) related to behaviour which is said to have occurred between 2005 and 2018", with only one allegation substantiated after 2018.