Grey Shadow was a male German Shepherd dog who acted in movies between 1939-45.
Marked Men
1940 · Wolf - the Dog
Sign of the Wolf
1941 · Gray Shadow
The Invisible Man's Revenge
1944 · Grey Shadow (uncredited)
My Pal, Wolf
1944 · Wolf, the dog
Wolf Call
1939 · Smokey the Dog
Wild Geese Calling
1941 · Jake, the dog
