Yancy Derringer - Season 1 Episode 23 Thunder on the River
Yancy decides to help a fellow riverboat owner whose fleet is being sabotaged by rivals trying to corner the market on river traffic.
- Genre: Western, Action & Adventure
- Studio: CBS
- Keyword: new orleans, louisiana, secret agent, post civil war, 19th century
- Cast: X Brands, Kevin Hagen, Jock Mahoney, Richard Devon