Six years ago, the space alien, ALF, was on his way back to his new home...When the Alien Task Force finally caught him. Now, the story continues to where the series ended. ALF is now protected by the Alien Task Force, but the leader wants to terminate ALF. So two officers decide to save ALF by taking ALF away from him. But the man the officers took ALF to wants to finally reveal ALF to the world. Which leads him to more danger...

When ALF picks up a signal on the Tanner's radio, he realizes that it is someone trying to get in touch with him through Melmacian code.

Lynn and Kate have a disagreement after Lynn floats around the idea of moving in with her boyfriend.

Fearing that he might "internally blow up" due to his high calorie consumption, ALF decides to cut meat from his diet. However after a few days, ALF turns into a "wolf" and steals the Tanner's car in an effort to hunt for food.

When ALF finds out that a local corporation is using CFCs that pollute the environment, he writes several letters of protest, all under fake names.

When Willie finds a map from one of his dead relatives, he and ALF trek to Death Valley to try and find a possible treasure. Things don't go as planned when ALF drinks all the water beforehand and then gets too hot from the sun.

With Willie and Kate going out for the night, ALF sneaks into a retirement home in the hopes of meeting a once-famous actress, whose glory days are far behind her.

Realizing he will outlive the Tanners, ALF daydreams about the future, after the children have grown up and moved out.

In order to become a minister, ALF must preside over a ceremony. So he suggests that Willie and Kate renew their vows on the 22nd anniversary.

ALF develops an interest in art after one of Lynn's professors compliments one of his paintings.

When Neal decides to drive to Las Vegas and remarry his ex-wife, ALF sneaks into the back of their car in a effort to try and talk Neal out of it.

Alf thinks he's a stand-up comedian. NBC offers him a show, he's famous and rich and everybody loves him. In his dream he sends Willie and Kate to the attic, where they usually send him.

Willie and Kate miss the days when they would visit friends' dinner parties and then reciprocate. They decide to host a luau with a roasted pig.

When ALF gets really sick, Willie and Kate consider taking him to a doctor.

Following a fight with Willie, ALF decides to move in with Neal. It doesn't take long for him to wear out his welcome.

ALF gets upset when his anniversary party is interrupted by Kate's mother who flies in after a fight with her husband.

When the Tanners' cat Lucky dies, ALF decides to answer a giveaway ad in the paper for kittens so that he can eat them, only to find out that he likes having them as pets.

With ALF upset over Willie's brother frequently coming to the house, Willie decides that the best thing to do is finally introduce his brother to ALF.

ALF gets upset when Willie's emotionally depressed kid brother spends lots of time at the house, leaving him to take quarters in the garage.

When ALF develops an addiction to eating cotton balls, Willie and Kate decide to invite a support group over to the house and have Willie convey ALF's feelings to the group.

With ALF feeling bored and useless, Larry advises the Tanners to ask for his opinion on their problems and make him feel more important.

Alf thinks that he has found a great new game when he accesses Willie's stock market account.

After ALF watches "Crimestoppers" and sees a guy resembling Willie who is wanted for polygamy, he tries to hide Willie. When the FBI takes Willie in for question following an anonymous tip, everyone assumes that ALF called it in.

After ALF invites a tabloid crew over to the Tanner household for an interview, they take a few photos before Willie asks them to leave.

When Kate has to unexpectedly go in to work, she has no choice but to leave ALF in charge of the baby. While babysitting, ALF faces a huge dilemma when he goes outside and finds the baby missing.