Also serving as an executive producer, Sarah Michelle Gellar will star in

Wolf Pack as an arson investigator looking into a wildfire that unleashes a supernatural predator on Los Angeles

Sarah Michelle Gellar is a long way from Sunnydale.

The Emmy Award winner, 45, is joining a new supernatural TV universe as she was announced to star in the upcoming

Teen Wolf spinoff Wolf Pack during a surprise appearance on the parent show's panel

Thursday at San Diego Comic-Con, according to Entertainment Weekly.

She plays arson investigator Kristin Ramsey, who sets out to find the

teenage arsonist who started a massive wildfire in Los Angeles,

awakening a supernatural predator that terrorizes the city.

and filming began last month in Atlanta. A premiere date has not yet been announced.