The roles of Cornelius Fudge and Hogwarts students Parvati Patil, Seamus Finnigan and Lavender Brown have also been filled for the upcoming HBO series

"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 following actors have been added to the show’s cast: Katherine Parkinson as Molly Weasley, Lox Pratt as Draco Malfoy and Johnny Flynn as Lucius Malfoy, Leo Earley as Seamus Finnigan, Alessia Leoni as Parvati Patil, Sienna Moosah as Lavender Brown, and Bertie Carvel as Cornelius Fudge.