Bonanza Season12 Episode 22 The Silent Killer 1970
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An epidemic of influenza hits the Ponderosa and the only person who seems sure of what to do is the wife of a doctor, whom Doc Martin says is a fraud.
- Released: 1971-02-28
- Runtime: 49 minutes
- Genre: Western, Action & Adventure, Drama, Family
- Stars: Lorne Greene, Michael Landon, David Canary, Tim Matheson, Mitch Vogel
- Director: Bobby Somers
