The Cow and I [La vache et le prisonnier]
Directed By: Henri Verneuil
In 1942, a French prisoner of war in Germany decides to escape to France using a cow held by a lunge as a decoy. He crosses all Germany in this way.
IMDB Movie Page: http://www.imdb.com/title/tt0053403
The trailer below is provided for reference and connects to a non-BYU site. International Cinema is not responsible for the content.