The former Have I Got News For You presenter swore live on air two hours before the watershed, reports PA. In a joke over the former Have I Got News For You star reading out his bank details, Deayton inadvertently said: "Bugger, yes."
A BBC spokeswoman said that no offence was intended. "Within any live programme there is a possibility that something can happen that is not planned," she said.
"No offence was intended and Davina McCall clearly mouthed "sorry" into the camera."