A star-studded supporting cast enhances the enjoyment of the four-episode Doctor Who adventure City of Death. On holiday in modern-day Paris, the Doctor (Tom Baker) and Romana (Lalla Ward) experience what turns out to be a "crack in time." Before long, they have joined forces with a private eye named Duggan (Tom Chadbon) in thwarting the villain of the piece: Count Scarlioni (Julian Glover), who plans to steal the Mona Lisa - but for reasons that go far beyond financial gain