Sarah Michelle Gellar reveals next 'chosen one' in 'Buffy'

Ryan Kiera Armstrong has staked the role of the new slayer in town in the upcoming “Buffy the Vampire Slayer” revival.

Ryan Kiera Armstrong has staked the role of the new slayer in town in the upcoming “Buffy the Vampire Slayer” revival.

The 15-year-old actor will co-star with original series lead Sarah Michelle Gellar.

The two actors shared the news May 15 in a joint Instagram post featuring a video that showed Gellar breaking the casting news to Armstrong.

“How do you feel about helping me save the world?” 48-year-old Gellar asked Armstrong in the clip.

“Good,” responded Armstrong, who appeared unsure of Gellar’s meaning.