Frank Shannon was born in 1874 in Ireland. Frank Shannon was an Irish-born stage and screen performer. He had his film debut in The Prisoner of Zenda (1913). He is most fondly remembered as the brilliant Dr. Zarkov in the three Flash Gordon... (Full Biography Below)
We found 55 films starring Frank Shannon.
Frank Shannon was born in 1874 in Ireland. Frank Shannon was an Irish-born stage and screen performer. He had his film debut in The Prisoner of Zenda (1913). He is most fondly remembered as the brilliant Dr. Zarkov in the three Flash Gordon serials.
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