The actress, 52, quit mid-series last year due to 'personal reasons' amid claims of a feud between her and the dancer, 33, before reports she had demanded footage of their rehearsals.
Today it was disclosed that Martine Croxall, 55, who has been working at the Beeb for more than three decades, was taking her employer to the London Central tribunal court on May 1.
I am a sex addict. A recovering one. I have a chronic, destructive disorder, exactly the same as those addicted to alcohol, drugs, food, gambling or stealing.