Mrs Forbes was a non-canonical character who appeared in the film adaptation of Cat Among the Pigeons in Season 11 of ITV's Agatha Christie's Poirot. Mrs Forbes was the mother of Meadowbank student Patricia Forbes. Together with her husband, she accompanied her daughter to the school at the beginning of term. She was back to take Patricia away after the murder of Miss Springer.
Mrs Forbes was played by Georgie Glenn. This character was not present in the original novel.