Mickey and the Seal (film) Mickey Mouse cartoon; released on December 3, 1948. Directed by Charles Nichols. Pluto finds a baby seal in Mickey’s basket when he returns from a visit to the zoo, but does not get a chance to tell him until the seal is in the bathtub with Mickey. They return it to the zoo, only to return home and find the bathroom full of seals. Nominated for an Academy Award.