The cast of the new "Harry Potter" show on HBO is rounding out, as a slate of new performers add their names to the program.

HBO's upcoming 'Harry Potter' series aims to 'explore every corner of the wizarding world.' Meet Hogwarts' new Harry, Ron, and Hermione with EW's 'Harry Potter' cast and character guide.

Lox Pratt is slated to play Draco Malfoy, with Johnny Flynn as his father Lucius Malfoy. In more family castings, Bel Powley is set as Petunia Dursley and Daniel Rigby as Vernon Dursley, Harry’s aunt and uncle. Additionally, Katherine Parkinson will play Ron’s mom, Molly Weasley.

Rigby most recently starred in shows such as “I, Jack Wright,” “Renegade Nell,” and “Tom Jones.” He is also set to appear in Amazon’s upcoming sci-fi series “Blade Runner 2099,” which continues the story of the film franchise. He won a BAFTA TV Award for best actor in 2011 for his starring role in “Eric and Ernie.”

Sets are being built for the Harry Potter TV series in the UK, and we now have a first look at what will eventually become Platform 9¾, the hidden pathway to Hogwarts School of Witchcraft and Wizardry.

Nick Frost came under criticism from transgender rights supporters when he was cast as Hagrid in HBO's upcoming "Harry Potter" series, which some interpreted as him condoning author J.K. Rowling's vocal anti-trans views.

In the Harry Potter movies, the Wizarding World looked grand in scale. It looks like the upcoming HBO Original show of the fantasy franchise won’t be too far off. The Harry Potter series is up and running in the most incredible way,

By leveraging multiple perspectives similar to Game of Thrones, HBO can set the Harry Potter TV series apart from the movies while engaging fans. HBO's Harry Potter television adaptation is due to start filming this summer,