HBO this week confirmed that a number of big name stars will appear in the upcoming Harry Potter TV series. Janet McTeer, John Lithgow, Nick Frost and Paapa Essiedu are among the big names set to play some of the leading characters in the JK Rowling-created project.

HBO is officially confirming the first cast members for the “ Harry Potter ” TV series.

HBO has officially confirmed the first cast members for the “Harry Potter” TV series. “Harry Potter” TV Series Cast According to a recent article from Variety, confirmed cast members of series regulars include John Lithgow as Albus Dumbledore,