Each of six episodes features a different Steve Coogan-created character.
Episode 1: Get Calf
Nice footage of Greater Manchester 1640 (D640MDB), a MCW Metrorider, inside and out:
The fictional fleetname is 'Ottle and Risby District Buses'
There's also a plain-looking Ford Transit:
Episode 3: Handyman For All Seasons
Only partial views of UUD12, a Plaxton Consort bodied Bedford J2 new in 1961 - the entire episode is shot in black and white:
Episode 5: Natural Born Quizzers
A distant Greater Manchester Leyland Atlantean: