SARATOGA SPRINGS, N.Y. — An actor best known for his roles in the television series “Buffy the Vampire Slayer” and “Criminal Minds” got into an argument with a girlfriend, choked her and was arrested, police said Thursday.

Nicholas Brendon, who played Xander Harris on “Buffy” from 1997 to 2003 and Kevin Lynch on “Criminal Minds” from 2007 to 2014, faces charges of robbery, obstruction of breathing and criminal mischief, Saratoga Springs police Lt. Bob Jillson said. He said alcohol was involved.

Brendon, of Sherman Oaks, California, posted a $20,000 bond.