HBO’s Harry Potter TV reboot has wasted no time expanding its universe, both by incorporating interesting elements from the books and by assembling a talented cast of Hogwarts goers.

The series has now announced an ensemble of supporting cast members from all four Hogwarts Houses.

Radcliffe shared some insight into what parenthood has been like &, specifically, when he'll break the news to his son that he played Harry Potter.

The three Gryffindors, Dominic Mc Laughlin as Harry Potter, Alastair Stout as Ron Weasley , and Arabella Stanton as Hermione Granger , are joined by five new characters: Orson Matthews as Oliver Wood , Asha Soetan as Angelina Johnson , Eire Farrell as Katie Bell , Serrana Su-Ling Bliss as Alicia Spinnet , and finally, Ethan Smith as Lee Jordan .

Besides the Golden Trio, the previously announced Gryffindors who appear alongside them are Leo Earley as Seamus Finnigan , Sienna Moosah as Lavender Brown , Alessia Leoni as Parvati Patil , Rory Wilmot as Neville Longbottom , Tristan and Gabriel Harland as Fred and George Weasley , Elijah Oshin as Dean Thomas , and Ruari Spooner as Percy Weasley .

The Slytherins are Oliver Croft as Marcus Flint , Eddison Burch as Miles Bletchley , J ames Dowell as Lucian Bole , Cornelius Brandreth as Terence Higgs , Henry Medhurst as Peregrine Derrick , D’Angelou Osei-Kissiedu as Graham Montague , and Dylan Heath as Adrian Pucey .

Additionally, Laila Barwick plays Draco Malfoy’s friend, Pansy Parkinson .

The previously announced Slytherins are Lox Pratt as Draco Malfoy , along with his buds, Finn Stephens and William Nash as Crabbe and Goyle .

The four new Hufflepuff students are India Moon as Hannah Abbott , James Trevelyan Buckle as Justin Finch-Fletchley , Cian Eagle-Service as Erni