About Elementary Season 2, Episode 20 : No Lack of Void

Pickpocket dies of anthrax poisoning, putting Holmes and Watson on the trail of the toxin's source in order to prevent more deaths. Guest Stars: Garret Dillahunt, Michael Medeiros, Jamie Harrold, Dennis Flanagan, Brandon Espinoza, Brett G. Smith, James L. Ward, Larry Mitchell, Roger Rees,