Grey Shadow

Grey Shadow

Biography

Grey Shadow was a male German Shepherd dog who acted in movies between 1939-45.
IMDB

Also appears in

The Invisible Man’s Revenge

The Invisible Man’s Revenge

5.6

Sign of the Wolf

Sign of the Wolf

6.0

Wild Geese Calling

Wild Geese Calling

5.8

Marked Men

Marked Men

5.8

Wolf Call

Wolf Call

4.5

My Pal, Wolf

My Pal, Wolf

7.3