From murder and espionage to terrorism and stolen submarines, a team of special agents investigates any crime that has a shred of evidence connected to Navy and Marine Corps personnel, regardless of rank or position.
Frank Drebin is persuaded out of retirement to go undercover in a state prison. There he has to find out what top terrorist, Rocco, has planned for when he escapes. Adding to his problems, Frank's wife, Jane, is desperate for a baby.
The Newton family live in their comfortable home, but there seems to something missing. This "hole" is filled by a small puppy, who walks into their home and their lives. Beethoven, as he is named, grows into a giant of a dog... a St Bernard. Doctor Varnick, the local vet has a secret and horrible sideline, which requires lots of dogs for experiments. Beethoven is on the bad doctor's list.
