When Mr. Ochmonek becomes sick during a flight, ALF flies the plane.

A cockroach from ALF's spaceship grows to gigantic proportions.

Brian causes trouble at school when he repeats some of ALF's intergalactic knowledge.

ALF develops a gambling habit and winds up in trouble with his bookie.

ALF comes to Brian's aid when the boy has to play an asparagus in the school play.

ALF thinks he witnessed a murder at a neighbor's house.

Willie and ALF talk to a therapist.

ALF goes through a 24-hour period of bizarre behavior.

ALF befriends a young Mexican immigrant.

The Tanners continue to try and jog ALF's memory, and deal with the police at the same time.

ALF hits his head and is convinced he is an insurance salesman. The Tanners try reviewing past events to try and jog his memory.

ALF plays matchmaker for Kate's mother.

ALF submits scripts to his favorite soap opera.

ALF heads for the garage when Kate's mother pays a visit.

It's Christmas time. Unfortunately ALF chops the Christmas tree into firewood before anyone notices. The Tanners then have two tasks: to teach ALF all about Christmas and find a new Christmas tree.

Willie loses his temper with ALF during a family camping trip.

ALF sells parts of his spaceship to buy Lynn a Ferrari.

On his 45th birthday, Willie feels unfulfilled, so ALF suggests he go skydiving.

ALF has a crush on Lynn, so he makes a music video to impress her.

Willie helps homesick ALF contact some other survivors from Melmac.

ALF befriends a blind woman.

ALF takes a job selling cosmetics over the phone.

ALF calls the president to address his concerns about nuclear weapons.

When Lucky the cat disappears, everyone pins the blame on ALF.

ALF decides to have some fun while a nervous Mrs. Ochmonek baby-sits Brian.

Gordon Shumway, last known survivor from the planet Melmac, crash-lands his spaceship into the Tanner family's suburban garage. Willie dubs him "ALF", short for Alien Life Form. After convincing a military officer that they are not harboring a space creature, the Tanners decide to take ALF in as a member of the family.