1 Season
26 Episode
Colonel March of Scotland Yard - Season 1 Episode 11 The Silent Vow
Colonel March and Inspector Goron are present in a café when a customer dies from poisoned wine and the waiter falls under suspicion because he was a former chemist.
- Year: 1957
- Country: United Kingdom
- Genre: Drama
- Studio: ITV1
- Keyword: detective, creature
- Director: John Dickson Carr
- Cast: Boris Karloff, Ewan Roberts, Eric Pohlmann