In Cold Blood

Deaths

 * One unnamed man (Dream/Flashback)
 * Diane
 * Aliyah Morse

Trivia

 * The episode name refers to Rebecca shooting & killing Aliyah in cold blood (although accidental), and Harriet shooting & killing Diane (although Diane wanted her to do it).
 * This is the first episode to feature a main character's death.
 * Last appearance of Aliyah Morse (Alive).
 * Last appearance of Diane.