The BEST episodes written by Robert Hanning

#1 - Habeas Corpse

Castle (2009) - Season 7 - Episode 19

When Richie “The Pitbull” Falco, a larger-than-life personal-injury attorney is found dead, Beckett and Castle investigate the many clients and competitors who had motive to kill him. But the mystery deepens when they discover a shocking secret that may be linked to Richie’s murder.