The actress shared a video on social media of her working out alongside her new 'Buffy' co-star, Ryan Kiera Armstrong.

The "I Know What You Did Last Summer" star is back in action, prepping for the Hulu revamp of the fan favorite series.

Sarah Michelle Gellar is getting ready to slay, and so is the new slayer — Ryan Kiera Armstrong.

Sarah Michelle Gellar is getting back into slayer mode training with the new chosen one for the Buffy the Vampire Slayer ...

Vampire slayers gotta hit the gym too! Sarah Michelle Gellar is showing her slaying protégé the ropes. The actress has posted ...

If Sarah Michelle Gellar’s latest Instagram post doesn’t get you excited about the Buffy the Vampire Slayer reboot, we don’t ...

From the looks of a new video shared by Buffy star Sarah Michelle Gellar Friday, we’d say the new Slayer-in-training has… ...

Sarah Michelle Gellar is already jumping into action with the new generation of vampire slayers as the upcoming Buffy series ...

The American supernatural drama series Buffy the Vampire Slayer was created by Joss Whedon. It aired on The WB and later UPN ...

Sarah Michelle Gellar is back in action, getting ready alongside the new star of Buffy the Vampire Slayer as the new series ...

Sarah Michelle Gellar and Ryan K. Armstrong posted a video of them getting into "slayer mode" for Hulu's Buffy the Vampire ...

Sarah Michelle Gellar trains alongside the next generation's vampire slayer in a new video as the anticipation for the Buffy ...