Janet McTeer is said to be in the running to play Professor McGonagall in HBO's upcoming Harry Potter series, which will also star John Lithgow as Albus Dumbledore

The Harry Potter TV series is set to begin filming this summer and has already cast a number of major roles including Albus Dumbledore, Minerva McGonagall and Severus Snape

The Harry Potter universe is starting to shape up, as the first actor has been officially confirmed for the upcoming HBO TV series reboot. With John Lithgow set to play Professor Albus Dumbledore in the upcoming series,

John Lithgow arrives at the 31st annual Screen Actors Guild Awards on Sunday, Feb. 23, 2025, at the Shrine Auditorium in Los Angeles. Earlier this week, Lithgow was announced to take on the role of Professor Albus Dumbledore in HBO’s upcoming “Harry Potter” television series.

Janet McTeer is set to play Professor Miverva McGonagall in HBO’s highly anticipated new Harry Potter TV series, which is scheduled for next year.

There’s a new Albus Dumbledore coming to the small screen. John Lithgow has confirmed that he will portray the Hogwarts headmaster in HBO’s upcoming “Harry Potter” series, which will begin filming this summer. Lithgow will become the first American ...