Jamie Ballard (Harry Potter), Thomas Aldridge (Ron Weasley), Franc Ashman (Hermione Granger), Susie Trayling (Ginny Potter), James Howard (Draco Malfoy), Ryan J Mackay (u/s Albus Severus Potter), Jonathan Case (Scorpius Malfoy), Leah Haile (u/s Rose Granger-Weasley/Young Hermione), April Hughes (u/s Delphi Diggory), Sinead Sharkey (u/s Moaning Myrtle/Lily Potter Sr.), Amarah-Jae St Aubyn (u/s Polly Chapman), David Annen (Uncle Dursley/Severus Snape/Lord Voldemort), Jordan Bamford (Yann Fredericks), Annette McLaughlin (Aunt Petunia/Trolley Witch/Dolores Umbridge), Craig Connolly (Dudley Dursley/Karl Jenkins/Viktor Krum), Jack Burns (Young Harry Potter), Darcy Summer-Hannan (Lily Potter Jr.), Martin Johnston (Station Master)