Bonnie Langford, left, assisted Sylvester ... Her first doctor was Colin Baker, the sixth doctor. When he regenerated, she travelled with Sylvester McCoy. Decades later, she cameoed in Jodie ...

Bonnie Langford asks of her Doctor Who companion, who traveled with the Sixth (Colin Baker) and Seventh (Sylvester McCoy) incarnations of the Time Lord. She’s returned since, most recently in ...