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.
Dr. Hans Zarkov
Filme 1936
Police Sergeant at Jail (Uncredited)
Filme 1938
Sheriff Anderson
Filme 1936
Dr. Zarkov
Filme 1940
Captain Stafford
Filme 1936
Mr. Holt
Filme 1936
Prof. Davidson (uncredited)
Filme 1943
Frank, the Bartender (uncredited)
Filme 1939
Dr. Zarkov
Filme 1938
Dr. Zarkov
Filme 1966
Capt. McTavish
Filme 1938
Terrence O'Malley
Filme 1922
Captain McTavish
Filme 1939
Inspector McTavish
Filme 1939
Sweeney
Filme 1940
Dan O'Reilly
Filme 1936
Prison Warden
Filme 1934
Hammond
Filme 1941
The Burglar, Holtz aka Jack Dunning
Filme 1931
McDowell
Filme 1941
Desk Sergeant (uncredited)
Filme 1937
Police Lieutenant
Filme 1938
Police Sergeant
Filme 1936
Leahy
Filme 1935
Old Man (uncredited)
Filme 1939
Minor Role (uncredited)
Filme 1938
Dr. Hans Zarkov
Filme 1938
Mac (uncredited)
Filme 1938
Mike
Filme 1935
Police Capt. McTavish
Filme 1939
Construction Supervisor at Elevator
Filme 1940
Second Man with California Gold News
Filme 1940
Sheriff
Filme 1940
Professor Davidson
Filme 1943
Mr. O'Malley - Captain of the Nova Scotian (uncredited)
Filme 1940
Detchard
Filme 1913
Chaplain (uncredited)
Filme 1936
Duke Slattery - Policeman with Warrant
Filme 1938
Sir John Mansfield
Filme 1922
Dr. Alexis Zarkov
Filme 1938
Senator (uncredited)
Filme 1942
Police Commissioner
Filme 1942
Judge Bradford
Filme 1924
Detective Hewitt (uncredited)
Filme 1936
Police Captain McTavish (uncredited)
Filme 1938
Dr. Hayden
Filme 1943
Kelsey (Uncredited)
Filme 1939
Police Chief at Lodge (uncredited)
Filme 1935
Dr. Hans Zarkov (archive footage)
Filme 1966
Mr. Farley
Filme 1935
Filme 1949
Badger
Filme 1924
Train Station Gateman (Uncredited)
Filme 1946