Menu

Fan Casting Harry Collett as Arlo in Don’t Let Him In

emilycox made this fan casting suggestion on July 3, 2025. What do you think? See below to cast your vote, or click here to see all fan casting suggestions for this role.

Harry Collett as Arlo in Don’t Let Him In

Harry CollettUnited Kingdom

21 years old
Harry Collett (born January 17, 2004) is a British actor best known for his roles as Jacaerys Velaryon in "House of the Dragon" (2022), the adventure film "Dolittle" (2020), where he played Tommy S...
See Profile
Loading another FastCast...
Arlo in Don’t Let Him In
Fan Casting

Harry Collett

as

Arlo (Ash’s Brother)

in

Don’t Let Him In

Do you agree?

Vote Yes Vote No
Don’t Let Him In

Don’t Let Him In

Novel
by Lisa Jewell
He’s the perfect man. He says he loves you. You think he might even be made for you. Before long he’s moved into your house – and into your heart. And then he leaves for days at a time. You don’t k...
See Story

Fan casting suggestion made by:

emilycox

Join the Conversation

Comments (0)

Harry Collett is known for his roles in Dunkirk, Dead in a Week (Or Your Money Back), and Dolittle. He has been suggested by fans for 386 roles on myCast, including Scream 7 in Actors who should Star in Franchises. Similar actors include Louis Partridge, Noah Jupe, and Finn Wolfhard. Harry Collett was suggested to play Arlo in Don’t Let Him In by emilycox. Other actors sugggested to play this role include Kit Connor and Tom Taylor. Don’t Let Him In has 5 roles, including Ash, Nick Radcliffe, and Nina.

Supporters (1)
Opposers (0)
  • Nobody opposes this suggestion yet.

More Fan Casting Suggestions for Arlo in Don’t Let Him In