About Elementary Season 2, Episode 14 : Dead Clade Walking

When Joan revisits one of Sherlock's cold cases, she discovers an unsolved murder is connected to a rare prehistoric fossil. Meanwhile, Sherlock finds himself in uncharted territory when his duties as a sobriety sponsor cross his personal boundaries. Guest Stars: Stephen Tyrone Williams, James Martinez, Jonno Roberts, Jane Alexander, Ashlie Atkinson, Ross Degraw, Jack Dimich, Joel Hatch, Annika Peterson, Jeremy Rishe, Francesca Choy-kee, Kate Levy, Adam McNulty, Christina Pumariega,