He played police officer Marvin Nash in the 1992 film Reservoir Dogs.
Baltz starred in Paul Thomas Anderson's directorial debut in the 1993 short film Cigarettes & Coffee.
He starred in the short-lived 1992 television series Human Target,[1] and played sinister stalker Steve Roth in The Marla Hanson Story (1991).
He has made guest appearances on shows including Will and Grace, NYPD Blue, Seven Days, The Shield, 24, and Without a Trace.
Baltz was the first actor to portray the Batman villain Clayface in live-action, in the short-lived series Birds of Prey.