Sugar Rush (Channel 4 drama series, 2005-6)

Breezy tale of teenage lesbian love in Brighton features shining performances by the central characters and occasional appearances by Brighton and Hove buses.
Episode 1.01
East Lancs bodied Scania:
Episode 1.02
Dennis Dart, another Scania and a Stagecoach South Mercedes minibus:
Episode 1.05 and 1.06
Scenes spanning these two episodes feature two Hispano bodied Mercedes O404 coaches from The Kings Ferry of Kent. 4.30 (W359EOL):
....and 4.14 (T556UOX) is nicely viewed from the front:
Episode 1.10