Fan Casting Iain Armitage as Thaddeus Gammelthorpe in Hey Arnold!

augustinensang made this fan casting suggestion on June 17, 2020. What do you think? See below to cast your vote, or click here to see all fan casting suggestions for this role.

Iain Armitage as Thaddeus Gammelthorpe in Hey Arnold!

Iain ArmitageUnited States

15 years old
Iain Armitage is an American child actor. He is best known for Young Sheldon, a prequel to the sitcom The Big Bang Theory and the HBO miniseries Big Little Lies. He also appeared in the films The G...
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Hey Arnold!

Hey Arnold!

The everyday life of Arnold, a fourth-grader in a nameless city that resembles Brooklyn, New York, who lives in a multi-racial boarding house with his grandparents and a motley assortment of friend...
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Iain Armitage is known for his roles in Scoob! and PAW Patrol: The Movie. He has been suggested by fans for 3,292 roles on myCast, including Billy Batson in Ben 10/Justice League: The Series. Similar actors include Jacob Tremblay, Jackson Robert Scott, and Roman Griffin Davis. Iain Armitage was suggested to play Thaddeus Gammelthorpe in Hey Arnold! by augustinensang. Other actors sugggested to play this role include Jacob Tremblay, Noah Jupe, and Finn Carr. Hey Arnold! has 11 roles, including Helga Pataki, Rhonda Wellington Lloyd, and Lila Sawyer.

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