Lightnin' tries to save agent Eileen Sedgwick and her rich boyfriend from the infamous webs of the Spider.
Eileen Sedgwick
Mildred Harrison
Lightning the German Shepherd
Lightnin' - the Super Dog
Hal Water
Ted Hathaway
Walter Maly
Dutch Roos
Lew Meehan
Chief Detective Bryce
William Lowery
The Spider
Gary Cooper
(uncredited)
