Below you'll find every episode from all 5 season of Hey Arnold!.
To see what is available free to watch, click the 'Episodes on Services' tab above.
Season 1Hulu | Nick | Rent or Buy
S01 E01Oct 7, 1996
Downtown as Fruits Oct 7, 1996 Not looking forward to performing in Helga's "The Four Food Groups" musical, Arnold and Gerald decide to take the bus a few stops too many, but end up stuck downtown.
S01 E02Oct 7, 1996
Eugene's Bike Oct 7, 1996 When Arnold accidentally ruins Eugene's new bike, he takes Eugene out on a day of fun, thinking that "every geek deserves his day".
S01 E03Oct 9, 1996
The Little Pink Book Oct 9, 1996 When Helga loses her pink book, full of love poems about Arnold on the bus, it ends up in Arnold's hands. Now Helga must get it back before Arnold figures out who wrote the poems.
S01 E04Oct 9, 1996
Field Trip Oct 9, 1996 The kids are really looking forward to their field trip to the aquarium - especially when they remember the scary Lock Jaw from their last trip. But, when they get there, they see that Lock Jaw isn't really that scary. Arnold notices how neglected the old turtle looks, and returns later with Grandma to set it free.
S01 E05Oct 14, 1996
Arnold's Hat Oct 14, 1996 An obsessed Helga steals Arnold's hat to complete her shrine to Arnold, which is hidden in the back of her closet. But, she notices how miserable Arnold is without his hat, and decides to give it back to him.
S01 E06Oct 14, 1996
Stoop Kid Oct 14, 1996 Arnold's hat lands on the stoop of "Stoop Kid," - a bully who has lived his whole life on his stoop, and is highly protective of it. But, when it's Arnold's fault that Stoop Kid becomes the joke of the city, he must help Stoop Kid face his biggest fear - leaving his stoop for the first time.
Season 2Hulu | Rent or Buy
S02 E01Sep 21, 1997
Save The Tree Sep 21, 1997 Arnold and the gang must stop Big Bob from chopping down the oldest tree in town.
S02 E02Sep 21, 1997
New Teacher Sep 21, 1997 When the kids make their new teacher, Mr. Simmons, quit his job, the replacement makes them realize what they lost.
S02 E03Sep 28, 1997
Helga's Love Potion Sep 28, 1997 Helga drinks a potion to lose all feelings for Arnold.
S02 E04Sep 28, 1997
Gerald's Secret Sep 28, 1997 Gerald's secret is revealed; he doesn't know how to ride a bike, so Arnold teaches him how.
S02 E05Oct 5, 1997
The Big Scoop Oct 5, 1997 Arnold and Gerald compete against Helga for the school newspaper.
S02 E06Oct 5, 1997
Harold's Kitty Oct 5, 1997 When Harold is walking in the street, he finds a kitty that belongs to an old lady and he takes it, but then everybody appears, and Harold has to surrender the kitty to the old lady.
S02 E07Oct 12, 1997
Longest Monday Oct 12, 1997 Schoolyard tradition has it that on the first Monday of June each year, the fifth graders throw the fourth graders into trash cans. So, Arnold and Gerald try to make a run for it. As more people are thrown into trash cans and the fifth graders know all the routes, Arnold and Gerald find out eluding the fifth graders is harder that they thought.