E1
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.
E2
ALF decides to have some fun while a nervous Mrs. Ochmonek baby-sits Brian.
E3
When Lucky the cat disappears, everyone pins the blame on ALF.
E4
ALF calls the president to address his concerns about nuclear weapons.
E5
ALF takes a job selling cosmetics over the phone.
E6
ALF befriends a lonely blind girl.
E7
Willie helps homesick ALF arrange a trip to Melmac.
E8
ALF has a crush on Lynn, so he makes a music video to impress her.
E9
On his 45th birthday, Willie feels unfulfilled, so ALF suggests he go skydiving.
E10
ALF sells parts of his spaceship to buy Lynn a Ferrari.
E11
Willie loses his temper with ALF during a family camping trip.
E12
It's Christmastime. 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.
E13
ALF heads for the garage when Kate's mother pays a visit.
E14
ALF submits scripts to his favorite soap opera.
E15
ALF plays matchmaker for Kate's mother.
E16
ALF hits his head and is convinced he is an insurance salesman. The Tanners try reviewing past events to try and jog his memory.
E17
The Tanners continue to try and jog ALF's memory, and deal with the police at the same time.
E18
ALF befriends a young Mexican immigrant.
E19
ALF goes through a 24-hour period of bizarre behavior.
E20
Willie and ALF both talk to a psychologist.
E21
ALF thinks he witnessed a murder at a neighbor's house.
E22
ALF comes to Brian's aid when the boy has to play an asparagus in the school play.
E23
ALF develops a gambling habit and winds up in trouble with his bookie.
E24
Brian causes trouble at school when he repeats some of ALF's intergalactic knowledge.
E25
A cockroach from outer space invades the Tanner home.
E26
When Mr. Ochmonek becomes sick during a flight, ALF flies the plane.