Synopsis

With the arrest of 72-year-old former police officer Joe DeAngelo unfolding before the public eye, unsettling details emerge that lend a poignant resonance to Michelle's epilogue, "Letter to an Old Man." Researcher Paul Haynes and true crime author Billy Jensen delve into every available aspect of DeAngelo’s life. As Patton Oswalt, Jensen, and Haynes reach out to survivors and fellow citizen detective Melanie Barbeau, the absence of Michelle is keenly felt. Series finale.