We don't have a biography for Dr. David Keel yet. Hang in there, or go ahead and contribute one.
Appearances
The Avengers
Main cast, played by Ian Hendry
- Episode 1x02: Brought to Book (Jan 14, 1961)
- Episode 1x05: Crescent Moon (Feb 4, 1961)
- Episode 1x12: Dance with Death (Apr 15, 1961)
- Episode 1x13: One for the Mortuary (Apr 29, 1961)
- Episode 1x15: The Frighteners (May 27, 1961)
- Episode 1x16: The Yellow Needle (Jun 10, 1961)
- Episode 1x20: Tunnel of Fear (Aug 5, 1961)
- Episode 1x25: A Change of Bait (Dec 23, 1961)
Guest cast, played by Ian Hendry
- Episode 1x26: Dragonsfield (Dec 30, 1961)