When Ian Norville disappears on a field trip to a museum in Manhattan, the team gets involved, but it isn't long before Jack turns his suspicion to his father, Daniel, who soon admits that he didn't take the necessary precautions with his son, who happens to be autistic.
Elenco: Poppy Montgomery , Roselyn Sánchez , Enrique Murciano , Anthony LaPaglia , Eric Close , Marianne Jean-Baptiste , Darcy Rose Byrnes , Marc Jablon .