The song playing during the end credits is "Eat an Eraser" by "Princess Goes". Michael C. Hall (Dexter Morgan) is the vocalist in the group.
Charley's mother's name is Mildred Brown. Unless the name is a pseudonym, her name would be Charley Brown.
The scene between Dexter (Morgan C. Hall) and Mia (Krysten Ritter) in the bar features the song "Heads Will Roll" by the Yeah Yeah Yeahs. Dexter impersonates a serial killer who chops the head off of his victims. He has also chopped the heads of some of his own victims as the Bay Harbour Butcher.
