DOVER, N.H. – A man from Dover, N.H., was ordered held without bail Monday in the death of a female college student from Westborough, Mass., whose body has yet to be found.

Seth J. Mazzaglia, 29, a local actor and martial arts instructor, was charged with causing the “reckless” death of Elizabeth “Lizzi” Marriott, 19, a student at the University of New Hampshire, by “strangling her and/or suffocating her,” according to a criminal complaint read by Dover District Court Judge Stephen M. Morrison. Mazzaglia, who appeared via video conference from the Strafford County jail, was charged with one count of second-­degree murder. A probable cause hearing was set for Oct. 29 at 10 a.m.