Francis in the Navy is a 1955 comedy film directed by Arthur Lubin. It stars, Donald O'Connor, Jim Backus, Martha Hyer, Clint Eastwood, Leigh Snowden and Myrna Hansen. Peter Sterling (David O'Connor) has a mule named Francis with a special talent, he can talk. Sterling soon learns that Francis has been sold to the Navy. The mule is now considered as Army surplus and will soon be auctioned. When Sterling attempts to get back Francis, Sterling is mistaken as another solider and captured by the Shore Patrol. Sterling finds himself in a variety of odd and hilarious situations as he attempts to prove his real identity to the Shore Patrol and regain his freedom. Once free, Sterling must get back to his mission of rescuing Francis from the auctions. But will Sterling escape from the Shore Patrol in time to save Francis or will the hilarious talking mule be auctioned to a new owner.