Another Buffy alum joins Percy Jackson sequel

“Buffy” alum Anthony [Stewart] Head will replace Pierce Brosnan as ‘Chiron’ in the sequel to “Percy Jackson & The Lightning Thief”, says THR.

Head, whose other credits include “Merlin” and “Free Agents”, joins returning cast Logan Lerman, Alexandra Daddario, Brandon T. Jackson and Jake Abel in “Percy Jackson & the Olympians: The Sea of Monsters.”

Nathan Fillion, another “Buffy” alum, is also onboard the pic; he plays Hermes.