- Michael C. Hall (Dexter Morgan)
- Jennifer Carpenter (Debra Morgan)
- Geoff Pierson (Tom Matthews)
- David Zayas (Angel Batista)
- James Remar (Harry Morgan)
- Aimee Garcia (Jamie Batista)
- Desmond Harrington (Joseph Quinn)
- C.S. Lee (Vince Masuka)
Dexter — S6E5
Episode: The Angel of Death
Air Date: 2011-10-30
Runtime: 51 min
Overview
With the help of his newfound friend Brother Sam, Dexter wonders if there is light within him to counter the darkness, while the search for the Doomsday Killers takes him in a new direction; Batista and Quinn pay a visit to the university where Professor Gellar taught; due to departmental regulations following the shooting, Debra is forced to begin therapy.