Jamie Ballard (Harry Potter), Antony Eden (u/s Ron Weasley), Michelle Gayle (Hermione Granger), Susie Trayling (Ginny Potter), James Howard (Draco Malfoy), Craig Connolly (u/s Albus Severus Potter), Jonathan Case (Scorpius Malfoy), Lola Adaja (u/s Rose Granger-Weasley/Young Hermione), Madeleine Walker (Delphi Diggory), Rachelle Diedericks (u/s Moaning Myrtle/Lily Potter Sr.), Sinead Sharkey (Polly Chapman), David Annen (Uncle Dursley/Severus Snape/Lord Voldemort), Mark Theodore (Hagrid/Sorting Hat), Luke Sumner (Yann Fredericks), Kathryn Meisle (Aunt Petunia/Trolley Witch/Dolores Umbridge), David Mara (Amos Diggory/Albus Dumbledore), Duncan Shelton (u/s Cedric Diggory/James Potter Jr./James Potter Sr.), Gordon Millar (u/s Dudley Dursley/Karl Jenkins/Viktor Krum), William Lawlor (Young Harry Potter), Molly Shenker (u/s Lily Potter Jr.), Robert Curtis (Station Master)