List of ''Diff'rent Strokes'' episodes

Wealthy Phillip Drummond (Conrad Bain) prepares to take in two boys from Harlem, Arnold (Gary Coleman) and Willis Jackson (Todd Bridges), who were the sons of his late housekeeper. Mr. Drummond plans to have the boys live in his Park Avenue apartment with him, his daughter Kimberly (Dana Plato), and new housekeeper Edna Garrett (Charlotte Rae). Arnold appreciates Mr. Drummond's offer to take him in, but Willis wants to move back to their former home in Harlem. Arnold helps convince him otherwise.

Mr. Drummond enrolls Arnold and Willis at his former school, but the headmaster (Howard Morton) makes arrangements for them to fail their entrance exams.

The Drummond family recall past events on their first Christmas with Willis and Arnold.

Arnold is forced to deal with a bully at school; Mr. Drummond doesn't want him to fight, but Willis thinks fighting is the only option.

Mrs. Garrett helps out the girls of the chaotic dormitory at Kimberly's school.

The Alders visit New York in this second crossover with Hello, Larry, as the Drummonds help Larry get a job hosting a talk show.

The time comes for Mr. Drummond to officially adopt Arnold and Willis, but a junk dealer named Jethro Simpson (Whitman Mayo) pretends to be their cousin and tries to interfere with the adoption in order to obtain an inheritance coming to the boys.

A girl feigns interest in Arnold so she can get close to Willis.

Mr. Drummond makes a last minute bid to run for a local political office.

Arnold's teacher (Mary Ann Mobley) begins favoring him after she dates Mr. Drummond.

Willis' friends and Kimberly's schoolmates clash over who gets to do what in the apartment, and ruin Mr. Drummond's date in the process.

Arnold wants to impress Tootie with his "riches" when the Drummond family goes on a trip, so he and Willis go to the bank to make a withdrawal, but the two of them along with Mr. Drummond get trapped during a holdup by robbers. In the end, quick thinking by Arnold and Mr. Drummond saves the day.

Mr. Drummond doesn't want Willis to see his girlfriend Charlene because it's interfering with his schoolwork, so the two make secret arrangements to be together.

Arnold is made to give up junk food, which is difficult since his school has junk food vending machines, and having them removed may hurt his chances at winning a school election.

Kimberly dons a wig for a class play and ends up getting a date with an older man, so Arnold and Willis try to put a stop to it.

A student in an immigration and naturalization class (Rosalind Chao) becomes the suspect in a robbery.

Willis has trouble making friends at his new school, until it's discovered that his family is rich, so he gets asked to buy marijuana for a party. Guest Star: Kim Fields as Tootie.

Willis is upset when he doesn't make the basketball team because a white student takes his place, so he plans to take legal action.

Arnold attends Kimberly's ballet recital and decides he wants to learn ballet, which makes Willis very uncomfortable and he tries to put a stop to it.

Kimberly decides to transfer to Willis' school, and gets into a confrontation when she tries to join the all-male swim team.

Arnold tries to help Dudley woo classmate Lisa (Nikki Swasey), but the plan backfires when Lisa thinks Arnold is the one who likes her.

A classmate of Arnold's (Joey Lawrence) is given a lot of attention by the rest of the Drummond family, leaving Arnold to feel unwanted.

Arnold and Dudley befriend a bicycle shop owner named Mr. Horton (Gordon Jump), who is later revealed to be a pedophile trying to scope the two unwary boys out.

After watching a pornographic cartoon at the bike shop, Arnold decides he's had enough of Mr. Horton and goes home, leaving Dudley behind. Arnold lets slip details about his experiences with the seemingly congenial Mr. Horton, and Mr. Drummond calls the authorities. The police arrive just as Mr. Horton is making his move on Dudley (who had been given sedatives "to relax"), saving their friend from a potentially frightening experience.

A burglar holds the family hostage in the apartment, but is knocked out and arrested. Mr. Drummond, Willis, and Arnold all have different interpretations of what happened, but Pearl, who was in the kitchen and saw everything, tells Kimberly what really took place.

Mr. Drummond tries to make a business deal with exercise instructor Maggie McKinney (Dixie Carter), and falls in love with her.

Arnold and Kimberly hitchhike to get home for Mr. Drummond's birthday party, and are picked up by a man who takes them to his apartment and tries to have his way with Kimberly.

Arnold escapes from the kidnapper and makes it home, but leaves Kimberly behind and can't remember where she is. A policeman helps Arnold remember by hypnotizing him and getting him to reveal the license plate number of the kidnapper so the police can track him down to arrest him. After the police arrested the man, Kimberly and Arnold have reunited with the family and to celebrate Mr. Drummond's birthday party.

Mr. Drummond travels to Hollywood and proposes to Maggie, and finds out she has a young son named Sam (Danny Cooksey). Meanwhile, Arnold and Dudley try to meet the star of Knight Rider (David Hasselhoff) and sneak into a car on the set that's about to be blown up.

Arrangements are being made for the wedding between Mr. Drummond and Maggie, and Maggie becomes furious when she finds out that Mr. Drummond's lawyer suggested a pre-nuptial agreement.

The wedding is about to take place, until Maggie and Mr. Drummond realize that neither of them called anybody to perform the ceremony.

After an argument with her father, Charlene moves in with the Drummonds and ends up fighting with Willis.

Kimberly plans to move in with her boyfriend, who her dad doesn't like, by tricking the family into thinking she's moving in with her girlfriend, Michelle (Dana Kimmell) instead.

In this take-off on Ghostbusters, Arnold and Sam explore a haunted house.

Arnold and Sam go into business selling roach spray, but Arnold's greed causes Sam to go his own way.

Mr. Drummond tries to turn around Sam's losing baseball team; in order to do so, he has to leave Sam on the bench.

Sam's scout troop is asked to work with a bunch of senior citizens on projects, but Sam's assigned senior citizen (John McIntire) calls Sam a brat and refuses to help, so Sam has to put together a model airplane by himself. Failing to do so, Sam is so humiliated by his troopmates he decides he hates all old people, so Mr. Drummond has a talk with the senior to get him to patch things up with Sam.

Maggie and Sam surprise Mr. Drummond for his birthday by having Kimberly return from France to visit him. She brings a present of her own – the Drummond family tree, but the happiness turns to sadness when Mr. Drummond realizes that he is the last person to carry on the Drummond name. Arnold comes up with a solution – he and Willis will have their names legally changed to "Drummond", which makes Mr. Drummond happy, but Willis has second thoughts.

Mr. Drummond goes undercover at his company to find out how his employees really feel about working there.

Arnold and Sam befriend a street performer, much to Mr. Drummond's dismay. When they try to tell her they can't hang out with her anymore, she begins having an epileptic seizure. At first the two are scared by the incident, but later on they start to make jokes about her condition. When Pearl overhears them, she reveals that she herself is epileptic, which causes the two to patch things up with their friend.

Royce D. Applegate (Alligator, Seaquest DSV) portrays family man Donald Brown, who has never recovered from the death of his son Tommy. Accordingly, he kidnaps Sam as a replacement.

Sam calls his family and gives them the Browns' phone number, which the police trace to Sam's location. They arrest Donald, while Sam returns home.

A tough guy (Forest Whitaker) wants Arnold to take care of his girlfriend while he is away, but the girl develops feelings for Arnold.

Arnold tries to learn the saxophone to impress a girl, but is so bad that his friends try to kick him out of their rock group.

Arnold gets blamed when food starts disappearing from the house, but he soon discovers that Kimberly, who has developed bulimia, is the one who has been eating all the food in the house.

Sam gets into a fight at Hamburger Hangar with Kurt, a kid (Carl Steven) who constantly picks on him. Sam later learns that Kurt is a foster child who is very jealous of what Sam has.

Willis gets the sister of one of his old girlfriends (Robin Givens) to go out with Arnold by giving her concert tickets. When Arnold finds out, he is angry at what Willis did, but it turns out the girl likes Arnold for real.

Arnold and Lisa get stuck working together on a school assignment, and get locked in their school's darkroom. This leads to the two of them coming to an understanding about their adversarial relationship, and they both end up liking each other, but it doesn't last.

Arnold finds out that several athletes at school are using anabolic steroids, so he goes undercover to expose the full story. Notes: Peter DeLuise plays one of the athletes. Note: Due to the show's cancellation this is the final episode of the show.