The Rivals of Sherlock Holmes (TV Show 1971) | The Affair of the Avalanche Bicycle&Tyre Co. Ltd. (S01E03)

Episode 3: Private detective Horace Dorrington sees no conflict in helping himself while helping his clients. A promising new bicycle company presents him with an opportunity to cash in on his insider knowledge. But it's a dirty business, so Dorrington takes steps to ensure he's not taken for a ride.

Author: Arthur Morrison
Peter Vaughan as Horace Dorrington, corrupt detective

Episode 4: https://rumble.com/v72dceg-the-rivals-of-sherlock-holmes-tv-show-1971-the-duchess-of-wiltshires-diamon.html