Watch Criminal Minds Season 4

The fourth season of Criminal  Minds was aired in September 2008 and ended in May 2009. CBS released this season in 25 episodes and it is also available on DVDs.

Episode 1 - Mayhem
Episode 2 - The Angel Maker
Episode 3 - Minimal Loss
Episode 4 - Paradise
Episode 5 - Catching Out
Episode 6 - The Instincts
Episode 7 - Memoriam
Episode 8 - Masterpiece
Episode 9 - 52 Pickup
Episode 10 - Brothers in Arms
Episode 11 - Normal
Episode 12 - Soul Mates
Episode 13 - Bloodline
Episode 14 - Cold Comfort
Episode 15 - Zoe's Reprise
Episode 16 - Pleasure Is My Business
Episode 17 - Demonology
Episode 18 - Omnivore
Episode 19 - House on Fire
Episode 20 - Conflicted
Episode 21 - A Shade of Gray
Episode 22- The Big Wheel
Episode 23 - Roadkill
Episode 24 - Amplification
Episode 25 - To Hell...And Back (1)
Episode 25 - To Hell...And Back (2)