Season Regulars 6

1. 

   Anthony LaPaglia

   Jack Malone

2. 

   Poppy Montgomery

   Samantha Spade

3. 

   Marianne Jean-Baptiste

   Vivian Johnson

4. 

   Enrique Murciano

   Danny Taylor

5. 

   Roselyn Sánchez

   Elena Delgado

6. 

   Eric Close

   Martin Fitzgerald

Guest Stars 12

1. 

   Melissa Sagemiller

   Carmen Kane

2. 

   Tara Karsian

   Laurie

3. 

   Martin Landau

   Frank Malone

4. 

   Matt Malloy

   Sasha Nichols

5. 

   Marcelo Tubert

   Hiresh Aryal

6. 

   Rebecca Lowman

   Dr. Raker

7. 

   Ty Upshaw

   Driver

8. Johnny Palermo

   Partner

9. 

   Anthony Giangrande

   Mugger

10. 

    Scott Krinsky

    Blurry Man

11. Jack Samson

    Little Boy

12. 

    Joshua Gomez

    James Mackeroy

Crew 0

There are no crew records added to When Darkness Falls.