Jack Sullivan is the main tweenaged protagonist of The Last Kids on Earth book series and TV series. He, along with his friends Quint, June, and Dirk, are (possibly) The Last Kids on Earth and they try to survive the zombie apocalypse while making the most of it by having fun.

Jack Sullivan is the main character of The last kids on earth, And although he is very clumsy and absentminded, He is an amazing post-apocalyptic action hero. He’s currently becoming more and more of a monster, Thanks to his Cosmic Hand.

Jack Sullivan is the main protagonist of the The Last Kids on Earth book and Netflix original. He is a foster child and outgoing loner who forms a team of his classmates to fight off zombies as well as a trove of campy monsters who have also somehow appeared.

The nine books follow a thirteen-year-old boy named Jack Sullivan, who lives in his foster brother's tree house after a zombie outbreak hits his hometown, Wakefield, Massachusetts.

The Last Kids on Earth follows "13-year-old Jack Sullivan and a band of suburban middle schoolers who live in a decked-out tree house, play video games, gorge themselves on candy, and battle zombies in the aftermath of the monster apocalypse."

Living solo in his recently-monster-infested town, 13-year-old Jack will have to think fast, find friends, and get creative if he wants to survive. Fed up with his friends' bickering, Jack hopes a quest to the mall will get the buds back on good terms — because this is getting annoying.

Ever since the monster apocalypse hit town, average thirteen year old Jack Sullivan has been living in his tree house, which he's armed to the teeth with catapults and a moat, not to mention video games and an endless supply of Oreos and Mountain Dew …

Jack bounced around different foster families but he never found a real home. The Monster Apocalypse changed all of that. Now, Jack's friends are his family, his home is a tree house, and he even has a giant monster dog!

Ever since the monster apocalypse hit town, average thirteen year old Jack Sullivan has been living in his tree house, which he’s armed to the teeth with catapults and a moat, not to mention video games and an endless supply of Oreos and Mountain Dew …

Protagonist and hero Jack Sullivan deals with The Fear of Being Alone after the kids find out that there are other humans alive somewhere. The Last Kids on Earth was adapted into a Netflix series, and The Nightmare King won the Colorado Children’s Book Award in 2019.