Acting
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.
'G' Men
1935
You Can't Take It with You
1938
Brigham Young
1940
Road Gang
1936
End of the Trail
A Dangerous Profession
1949
Batman
1943
Union Pacific
1939
The Return of Frank James
The Prisoner of Shark Island
Flash Gordon
Flash Gordon Conquers the Universe
Torchy Gets Her Man
Peril from the Planet Mongo
1966
The Bride's Play
1922
Woman in the Dark
1934
Ten Gentlemen from West Point
1942
Flash Gordon's Trip to Mars
A Dispatch from Reuters
Next Time I Marry