So Quiet on the Canine Front 1931
Overview: During anatomy class, students learn that war has broken out. Several enlist and are sent to Camp Poodle, for rookie training. At first the constant shelling bothers them, but within a week they are veterans, unfazed. Barker sort of volunteers to parachute behind enemy lines disguised as a nurse to get the enemy's troop movements. He's captured and sentenced to die, so his mates in the Airdale Army attempt a rescue. Will they succeed?