The cast includes (from left to right in the photo below) Katherine Parkinson as Molly Weasley, Lox Pratt as Draco Malfoy, Johnny Flynn as Lucius Malfoy, Leo Earley as Seamus Finnigan, Alessia Leoni as Parvati Patil, Sienna Moosah as Lavender Brown, Bel Powley as Petunia Dursley, Daniel Rigby as Vernon Dursley and Bertie Carvel as Cornelius Fudge.

"The Crown" actor Bertie Carvel and "The IT Crowd" alum Katherine Parkinson have joined the cast of HBO's "Harry Potter" series. The network announced casting for Molly Weasley, Draco Malfoy, Cornelius Fudge and more.

The IT Crowd star will join the HBO TV series of the popular fantasy books to play Molly Weasley, the mother of Ron Weasley.