6 suggestions

Callum Turner
as Peter "Griff" Griffin in Utopia Avenue
Emma Mackey
as Elf Holloway in Utopia Avenue

Jamie Campbell Bower
as Levon Frankland in Utopia Avenue

Michiel Huisman
as Jasper de Zoet in Utopia Avenue

Josh O'Connor
as Dean Moss in Utopia Avenue

Cody Fern
as Henry Winter in The Secret History (Miniseries)