
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.

Flash Gordon
1936 | 4h 5m | RATING: 6.4/10

Mannequin
1938 | 1h 35m | RATING: 6.0/10

End of the Trail
1936 | 1h 10m | RATING: 8.7/10

Flash Gordon Conquers the Universe
1940 | 3h 15m | RATING: 5.8/10

The Texas Rangers
1936 | 1h 38m | RATING: 6.6/10