Radio 4
Three series (?):
Uncle Mort’s North Country (date?)
Uncle Mort’s South Country (date?)
Uncle Mort’s Celtic Fringe (1996)

One of several vehicles for the unique worldview of writer Peter Tinniswood, this show, based on Tinniswood’s series of novels, followed Uncle Mort (Stephen Thorne) and his nephew Carter Brandon (Sam Kelly) on a series of rural rides into various parts of Britain.  The narrator was Christian Rodska.

External links: Frizbee’s Uncle Mort Page
Ian’s Peter Tinniswood Page