Hetty Wainthropp Investigates (1996)

S4E2 Family Values

Robert goes undercover to assist Hetty with a case concerning stolen goods linked to a dubious drowning incident. Disguised as a wealthy man in a wheelchair, he is accompanied by Geoffrey, who takes on the role of his chauffeur. Together, they arrive at the site of the so-called "accident," where Robert must navigate the presence of a shady individual.