Alternate Ending: Before/After Special Effects Sequence (480p) clip w/ optional audio commentary with director Katt Shea (1:06)
Alternate Scenes Not Seen in Theaters (480p) reel w/optional audio commentary with director Katt Shea (2:27)
The commentaries on the alternate opening and alternate scenes may have been optional on the DVD releases, but they're not on the Scream Factory Blu-ray. They both only have 1 audio track - the commentary.