The season begins with the introduction of a new character, Frank Lund (played by David Zayas), a quirky and troubled police officer who becomes a valuable ally to Dexter. As the season progresses, Dexter becomes obsessed with a serial killer known as "The Ice Truck Killer" (played by Mark Sheppard), who is abducting and murdering young men.
The season begins with the introduction of a new character, Frank Lund (played by David Zayas), a quirky and troubled police officer who becomes a valuable ally to Dexter. As the season progresses, Dexter becomes obsessed with a serial killer known as "The Ice Truck Killer" (played by Mark Sheppard), who is abducting and murdering young men.