Casting for six major characters in HBO's upcoming 'Harry Potter' series, including Dumbledore, Snape and Hagrid have been announced.

and Mark Mylod is set to direct several episodes in addition to executive producing. Read below for an overview of the new cast and who they play.

On Monday, April, 14, HBO announced that John Lithgow will play Albus Dumbledore, Paapa Essiedu will play Severus Snape, Janet McTeer will portray Minerva ... will join the cast as recurring ...

Nick Frost, Paapa Essiedu, Janet McTeer and Paul Whitehouse will appear in the forthcoming Harry Potter TV series, US network ...

Janet McTeer, a Tony Award and Golden Globe winner, will take on the role of Minerva McGonagall. Paapa Essiedu, an Emmy and BAFTA nominee, is cast as Severus Snape, while Nick Frost, a BIFA ...

HBO said on Monday that it had cast John Lithgow as Albus Dumbledore, Janet McTeer as Minerva McGonagall, Paapa Essiedu as Severus Snape and Nick Frost as Rubeus Hagrid. Casting for major roles ...