Season 4 • Episode 5
Dirty Harry
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2009-10-25
★ 8.4
49 min
Dexter is inspired to investigate the Trinity Killer on his own, while Debra blames herself for an event that was out of her control, and Rita realizes how little she knows her husband after discovering one of his secrets.
Guest Stars
Geoff Pierson
David Ramsey
John Lithgow
Christina Robinson
Courtney Ford
Patrick Labyorteaux
Preston Bailey
Christopher Darga
Olivia Burnette
Jeff Leaf