Cabin Fever and others (The Running Man, Body Heat, Drop Zone, The Phantom, Speed Racer, etc.) have been at $10 for a while now.
Also spotted Close Encounters of the Third Kind for $15(Ultimate Edition 3 disc)
Additionally, (this might be old news for some)
my Wal-mart finally updated their inventory to include a bunch of $8.00 Lionsgate titles:
The Arrival
Chaos
The Condemned
Crank
Cujo
Cutthroat Island
Kickboxer
Lord of War
The Monster Squad
Near Dark
The Punisher
First Blood
Redheat
Replicant
Way of the Gun
Young Guns