The Sinner

Part III

E3    Aug 16, 2017    42m    TV-MA
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Ambrose unearths a startling secret about Cora that changes the course of the investigation; Mason takes matters into his own hands.
Where to Watch Part III
Cast of Part III
  • Bill PullmanHarry Ambrose
  • Jessica BielCora Tannetti
  • Christopher AbbottMason Tannetti
  • Abby MillerCaitlin Sullivan
  • Dohn NorwoodDan Leroy
  • Orlagh CassidyElsa Belmont
  • C.J. WilsonWilliam
  • Susan PourfarCora's Public Defender
  • Kathryn ErbeFay Ambrose
  • Rebecca WisockyMargaret Lacey
  • Jacob PittsJ.D.
  • Christopher InnvarFrankie's Dad
  • Peggy GormleyJudge Barrett
  • Enid GrahamElizabeth Lacey
  • Patti D'ArbanvilleLorna Tannetti

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