Primarily a comedy actress, Debbie Chazen appeared opposite David Tennant and Kylie Minogue in one of Doctor Who's highest viewed episodes ever, 2007 Christmas special Voyage Of The Damned. Chazen played Foon Van Hoff, a bubbly passenger of the Titanic. Foon doesn't exactly have a grand time on the doomed vessel; first losing her husband Morvin before sacrificing herself to stop a marauding robot Host. Seven years later, Debbie Chazen appeared in 2014's wedding episode of Sherlock, The Sign of Three. She plays Vicky, one of the women Sherlock talks to about the mysterious Mayfly Man in a memorable scene which takes place in a court room in Sherlock's Mind Palace.