Radio Patrol

Overview
About a young radio cop and a beautiful girl try to stop an international criminal gang from getting their hands on the formula for a new bulletproof steel.
Similar
Mysterious Island (1951)
The Perils of Pauline (1914)
The New Adventures of Tarzan (1935)
The Timber Queen (1922)
The Silent Mystery (1918)
The Adventures of Smilin' Jack (1943)
The Shielding Shadow (1916)
Zorro's Fighting Legion (1939)
The Black Secret (1919)
Flash Gordon (1936)
The Spider Returns (1941)
Scouts to the Rescue (1939)
Drums of Fu Manchu (1940)
Bride 13 (1920)
The Artificial Man (1916)
The Valley of Vanishing Men (1942)
The Adventures of Peg o' the Ring (1916)
The Lightning Raider (1919)
The Lost Express (1917)
Lucille Love: The Girl of Mystery (1914)