Fan Casting Hafþór Júlíus Björnsson as Fenrir Greyback in Harry Potter (MAX Series Reboot)

mastercaster1985 made this fan casting suggestion on May 24, 2025. What do you think? See below to cast your vote, or click here to see all fan casting suggestions for this role.

Hafþór Júlíus Björnsson as Fenrir Greyback in Harry Potter (MAX Series Reboot)

Hafþór Júlíus BjörnssonIceland

36 years old
Hafþór Júlíus Björnsson is an Icelandic professional strongman, actor, and former professional basketball player. He plays Ser Gregor "The Mountain" Clegane in the HBO series Game of Thrones.
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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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Hafþór Júlíus Björnsson is known for his roles in Game of Thrones: The Last Watch, Kickboxer: Retaliation, and The Northman. He has been suggested by fans for 3,417 roles on myCast, including The Heavy in Team Fortress 2 Live Action Movie Fan Cast. Similar actors include Dave Bautista, Nathan Jones, and Florian Munteanu. Hafþór Júlíus Björnsson was suggested to play Fenrir Greyback in Harry Potter (MAX Series Reboot) by mastercaster1985. Other actors sugggested to play this role include Matt Stokoe, Tom Hardy, and Chris Hemsworth. Harry Potter (MAX Series Reboot) has 399 roles, including Tom Marvolo Riddle, Severus Snape, and Bellatrix Lestrange.