|Portrayed by||Steve Braun|
|First appearance||The Thin Red Line|
|Last appearance||The Thin Red Line|
|Family|| Dale Blakely (father)|
Katherine Blakely (mother)
Patrice Madigan (paternal half-sister)
Sam Blakely appears in The Thin Red Line. He found the bodies of Patrice Madigan and Joseph Purcell. His father is Dale Blakely, a senior cop that works in the Davis Police Department along with Steve Presiado. Sam is revealed to be the murderer at the end and arrested.