Harold McGrady/DramaRama

Harold is one of the children attending Happy Tots Daycare Centre.

Personality
Like his older self, Harold is nerdy and awkward but still rather intelligent. He studies and takes being a ninja seriously to the point of believing he should be the only one in the daycare.

Total DramaRama season 1
In Venthalla, Harold joins Owen, Duncan, Courtney, Jude and Izzy in a mission to recover Owen's Uber Ball. He is able to recover his pirate toys, and is happy to play with them again. In the end they are all cought by Chef Hatchet.

In Duck Duck Juice, Harold notices Izzy and Jude's sugar rush. He, along with the other kids, tries to keep them calm until Chef comes back.

In Cluckwork Orange, when the mobile petting zoo arrives to the daycare, Harold gets caught by the spiders, unaware of the danger he is in. Playing with blocks, he creates a "ninja headquarters", which is destroyed by Jude's chicken friend. Harold tries to fight back, but Nugget strikes first, defeating him.

In Free Chili, Harold mistakenly believes Owen's chilli dog with a walkie talkie inside is an alien invader. He and Jude fight over what to do with the alien, with Harold recruiting Izzy to interrogate it and keep it away from Jude, thinking it wants world domination.

In Aquarium for a Dream, Harold is one of the children who keeps killing Richard Swimmins and it's lookalikes. He is upset at Chef when he finds out the truth.

In Cuttin' Corners, Harold is given a corner piece of Izzy's cake, and that makes other kids jealous. Beth is about to attack Izzy, but Harold stops her. Eventually, the kids forget about the cake and start a food fight.

In Sharing is Caring, Harold is amused by Courtney's Extreme-a-Saurus, but gets annoyed when she refuses to share it.

In Germ Factory, Harold follows Duncan's idea to get ill by licking up germs. He ends up getting sick and is unable to attend the daycare the following day.

In Cone in 60 Seconds, Harold is his first customer who asks Owen to take care of his sandwich pet. Owen beats it to death, forcing Harold to take back his money. He joins all the kids in an adventure trough the city to find the ice-cream truck so Owen can buy a cone.

In The Bad Guy Busters, Harold is asked by the "The Bad Guy Busters" to be a villain, but he refuses.

In That's a Wrap, Harold and the class go to a museum. He gets really scared when a real mummy tries to attack Courtney.

In Tiger Fail, Harold plays the quiet game hoping he can beat Gwen, who wants tiger tail flavored ice-cream instead of chocolate like everyone else. He is the fifth toddler eliminated.

In A Ninjustice to Harold, Harold suffers an identity crisis when Beth shows potential to be a ninja and everyone praises her for it. He decides to challenge her for the title of "class ninja" and she accepts when he insults her bee costume. During the Class Ninja Battle Challenge Royale, he ends up losing in every event and forfeits before taking on the last challenge, only for Beth to concede the title to him stating she never wanted it. While the two make up however, Harold ends up going through the last obstacle by accident and survives much to the amazement of his friends, though his fears start all over again when Bridgette shows quick reflexes worthy of making her a ninja.

In Having the Timeout of Our Lives, Harold gets mad at Owen after his bad behavior. He is later invited to Owen and Duncan's secret game center, and has a good time.

In Hic Hic Hooray, Harold, Beth, Cody and Leshawna sing a Christmas song in order to surprise Bridgette and help her with her hiccups.

In Bananas & Cheese, Harold and most of the kids are super excited when Bananas & Cheese go to the daycare. He enjoys their songs.

In Not Without My Fudgy Lumps, Harold tries to help Owen in a mission to get his fudgy lumps back.

In Snots Landing, Harold tries to pick Courtney's couch out of Beth's nose, but is unsuccessful. When Beth sneezes, he is able to get his ninja toy back.

In Know it All, Harold agrees with Duncan that Courtney is too bossy.

In From Badge to Worse, Harold plays with Duncan and Owen, and recieves a friend badge from Courtney.

In Snow Way Out, Harold gets angry at Owen after his snowsuit keeps ruining things for the kids. He is worried when the new class pet Lenny is missing.

In All Up In Your Drill, Harold is tired of Courtney's bossy attitude after she is declared the class fire fighter. He is happy when Duncan takes that role, but still ends up following Courtney's orders when he thinks there is a real fire inside the building.

In Toys Will Be Toys, Harold, Jude and Owen want to help Courtney create a viral video. After she rejects them, the boys form their own team and are quite succesful. Harold has a hard time as he has to do some pretty dangerous stuff.

In Invasion of the Booger Snatchers, Harold gets ready for photo day, until he notices something weird with Chef. Harold warns Izzy and Beth about brain snatcher aliens, and they join forces to stop them. He uses hairspray to save Beth from an alien. Working together with Izzy, he is able to save almost every kid.

In Wristy Business, Harold feels bad for Beth when she shows up with an injured arm, and he and the other kids treat her well trough the day. Then the same happens to Leshawna. Later he finds out both of them were faking their injuries.

In Melter Skelter, Harold follows Beth's lead and joins Cody and Leshawna in trying to get rid of old toys, in order to get a new "Everything Horse". He ends up trapped in the basement.

In There Are No Hoppy Endings, Harold and the kids blame the stuffed animal "Hoppy" for everything they do. His evil robot destroys the daycare's playground, but he blames it on Hoppy.

In Too Much of a Goo’d Thing, Harold is impressed with Beth's slime. He ends up being eaten by it, but is eventually released by accident when the slime monster is destroyed.

In The Price of Advice, Izzy sees Harold without glasses, and tells him to ditch his glasses so that the world can see his pretty eyes. Harold takes her advice, but is unable to see properly. He falls off a building, and hugs a bear inside a zoo, not knowing what he is doing. Then he comes back to the daycare and tells Izzy that he got mauled by the bear.

In Mother of All Cards, Harold is tricked by Chef into making a card for Mother's Day, since he forgot about it. Harold competes against his friends in trying to create the best card. When Chef confesses the truth, he is shocked.

In Soother or Later, Harold is delighted when Princess Ephemera shows up to the school. During a thunderstorm, Harold and the rest of the kids get scared when the lights go off.

In Camping is In Tents, the class go to a camping trip. Harold stays at camp and starts putting traps for Bigfoot, with the help of his friends. But the only thing he ends up catching is his teacher.

In Mutt Ado About Owen, Harold believes he can hipnotize anyone. Duncan has doubts, and he dares him to show off his skills. Harold is happy when it seems to work, but turns out Duncan was just pretending to be hipnotized. Then he notices Owen behaves like a dog. Harold join forces with Beth in an effort to find Owen, after he escaped from the daycare. They convince MacArthur to give Owen back, and take him to the school again. Owen admits he was pretending to be a dog, but turns out Harold actually managed to hipnotize Chef, as he was acting like a chicken.

In Driving Miss Crazy, Harold is amazed by Beth's bees, until Duncan shows up with an amazing bike. He is present in the race of Duncan and Jude.

In Apoca-lice Now, Harold and the kids are against getting lice, and protest outside Chef's office. He joins his friends and decides to fight with water guns against a giant lice monster. He gets lice on his head, but later shaves his hair.

In Gnome More Mister Nice Guy, Harold is turned to stone after some lawn gnomes go wild. He is about to become a cookie, but is saved by Duncan.

In Look Who's Clocking, Harold warns Duncan that if he moves the clock ahead, anything from the past or future could appear in the daycare. Duncan does it anyway, and causes a caveman, a mummy, and a dinosaur to appear. The kids run in fear. Harold teams up with Duncan, and with a little help from Gwen, they manage to save the day.

In Harold Swatter and the Goblet of Flies, Harold gets frustrated with Owen when he thinks he found a magic wand. Harold claims that he doesn't hate magic, but knows it's fake. He ends up trapped outside the daycare, while the kids believe Owen turned him into a fly. He has the worst day of his life, until he is finally able to tell Owen that his wand was just a stick.

In Stink. Stank. Stunk., Harold, Izzy, Beth and Duncan join forces with Chef when he is being chased by a skunk. They are not able to help him, as Chef gets sprayed by the animal.