Two women run over a deaf man but they didn't kill him- he was already dead. Grissom has to find out who did it and he's not getting help from the deaf man's school. Catherine and Nick investigate an apparent mob hit that leaves five dead in a coffee shop.
Quest roles:
Robert David Hall(Al Robbins), Eric Szmanda(Greg Sanders), David Berman(David Phillips), Gerald McCullouch(Bobby Dawson), Deanne Bray(Dr. Gilbert), Samantha Harris(Charlotte), Austin Nichols(Adam Walkey), Skip O'Brien(Ray O'Riley), Joseph Patrick Kelly(Joe Metcalf), Tom Gallop(Randy Painter), Mario Schugel(Brad Kendall), Jonah Rooney(Mark Rucker), Arlene Malinowski(Sign Language Student), Elaine Kagan(Mrs. Clemonds), Scott Caudill(Paul Arrington), Kanin Howell(Roy Hinton), Mark Ginther(Al Robson), Jeff Podgurski(Frankie Flynn), Kelli McNeil(Deaf Girl), Caroline Barba(Lisa), Joannah Portman(Erin McCarty), Bonnie Morgan(Alice Neely), Greg Anderson(Brian Clemonds)