(2005, Debra Messing, Dermot Mulroney et al)

London-set romantic comedy with a Transatlantic cast has some bus interest.
A London General RML and an Arriva RML move to reveal a Mercedes Citaro artic:

There's a continuity glitch as a Volvo estate begins crossing over the Thames….

…then is seen passing another RML and Stagecoach London 17778 (LX03BVP), a Dennis Trident/Alexander….

…then completes the crossing, passing this Original London Sightseeing Tour MCW Metrobus: