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Fan Casting Jack Gleeson as Dennis in Harry Potter (MAX Series Reboot)

roberthvns made this fan casting suggestion on March 28, 2025. What do you think? See below to cast your vote, or click here to see all fan casting suggestions for this role.

Jack Gleeson as Dennis in Harry Potter (MAX Series Reboot)

Jack GleesonIreland

33 years old
Jack Gleeson (born 20 May 1992) is an Irish actor who played Joffrey Baratheon on the HBO television series Game of Thrones (2011–2014). Following this role, Gleeson took a hiatus from acting, but ...
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Dennis in Harry Potter (MAX Series Reboot) add character image
Fan Casting

Jack Gleeson

as

Dennis

in

Harry Potter (MAX Series Reboot)

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Harry Potter (MAX Series Reboot)

Harry Potter (MAX Series Reboot)

A TV/Streaming adaptation of the 7 Harry Potter books
by JK Rowling, MAX, Warner Bros.
Starting in 2026
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Fan casting suggestion made by:

roberthvns

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Jack Gleeson is known for his roles in Reign of Fire, Shrooms, and Batman Begins. He has been suggested by fans for 505 roles on myCast, including Game of Thrones in Best Actors and Actres in Series. Similar actors include Bill Skarsgård, Robert Pattinson, and Will Poulter. Jack Gleeson was suggested to play Dennis in Harry Potter (MAX Series Reboot) by roberthvns. Other actors sugggested to play this role include Thomas Horn. Harry Potter (MAX Series Reboot) has 392 roles, including Tom Marvolo Riddle, Severus Snape, and Lucius Malfoy.

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