Larry Gandle Home » Characters » Larry Gandle Larry Gandle is a Supervisor of the Homicide Special Unit within RHD at the LAPD. He is one of Harry Bosch’s supervisors. Appearances The Late Show (2017) The Black Box (2012) The Drop (2011) The Reversal (2010) Nine Dragons (2009) The Overlook (2007) Short Stories“One Dollar Jackpot”