(Channel 5/HTV police series, 1994-2002)

Episode 1.01: Black Silence:
During a miners' strike, a coach is seen transporting strike-breaking miners through pickets. It's an interesting and unique vehicle: OMB80V was a 1979 Bedford YMT with Lex body new to Cheshire Constabulary, used for transporting the police band and as a mobile classroom:

Episode 1.03: Gameboys:
Scenes at Newport Bus Station include Newport Transport 82 (JBO82W), a 1981 Marshall-bodied Scania BR112DH:

As a Newport Scania N113/Alexander from the 104-9 batch turns into the station, other vehicles are seen, also a MCW Metrorider in West Midland PTE livery:

Newport 46 (F46YHB), a 1988 Scania N113DRB/Alexander, leaves the station:

Episode 2.02: Death Watch:
Features a woman and her children travelling on what appears to be a step-entrance Dennis Dart/Plaxton Pointer of Parfitt of Rhymney Bridge, one of the three supplied in 1994:

Episode 5.04: The Little House in the Forest:
Ian Kirby notes the appearance of John, Maesteg (Bridgend Bus Company) Mercedes 609D F428EMB. Bodied by PMT, it was new in 1988 to Shamrock of Pontypridd: