Eddie Marsan, Hayley Atwell and Jonathan Bailey have joined the cast of ‘Heartstopper’ for season 3.

Atwell joins the Nelson family as Nick’s Aunt Diane, who takes Nick on a summer holiday to Menorca and has some tough advice to impart about his relationship. Marsan will be portraying a beloved character from the graphic novels: Geoff, Charlie’s wise and straight-talking therapist. And lastly, Bailey will be making a cameo appearance as Jack Maddox, an Instagram-famous classicist and celebrity crush of Charlie.

Hayley Atwell, Eddie Marsen and Jonathan Bailey joining cast of Heartstopper.

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The eight-episode season 3 will see Charlie struggle to tell Nick that he loves him. Nick also has something important to say to Charlie. As the summer holiday ends and the months race on, the friends begin to realise that the school year will come with both its joys and its challenges. As they learn more about each other and their relationships, plan social events and parties and start thinking about university choices, everyone must learn to lean on those they love when life doesn’t go to plan.

Created and written by Alice Oseman, the cast includes Kit Connor, Joe Locke, William Gao, Yasmin Finney, Corinna Brown, Kizzy Edgell, Tobie Donovan, Leila Khan, Rhea Norwood and Jenny Walser.