(ATV crime series, 1974)

Kenneth More lends the title role sufficient gravitas as a crimefighting Catholic priest. Compare the droll performance of Mark Williams in Father Brown (2013-).

Episode 1: The Hammer of God:
Father Brown arrives (and leaves) aboard CC9424, a 1930 Dennis GL with Roberts body new to Llandudno Corporation:

Episode 4: The Eye of Apollo:
An aerial view of a London General 'decker:

A shot from the ground reveals it as D142 (XX9591), a 1925 Dennis 4-ton with Dodson body: