Clifford Stuckey is an ex-con who appeared on Castle episodes Under the Gun. Stuckey's fingerprints were found at the scene where Deon Carver was murdered. He owned the apartment in which Random Pierce has slumped after his release from prison. Ryan and Esposito to visit him, which turns out to be an older gentleman with a walker and hearing problems. He reports that he has spoken with Carver to speak with the burglar and to convince him that he is on the wrong track. When it was adopted Beckett noted that Stuckey has seen the symbol document closely.