Heartstopper Season 3, Episode 4, titled "Journey," focuses on Charlie's treatment for an eating disorder and OCD, featuring significant guest appearances from Eddie Marsan and Hayley Atwell. The episode, which also highlights the supportive friend group and Nick's journey, is available for streaming on Netflix. You can also explore the show's official filming locations in the UK through Daily Star and Wikipedia . THE BEST SEASON?! - Heartstopper 3X04 - 'Journey' Reaction
