I saw this on my local moms board: (but it appears to be a national program)
Sensory Friendly Films (Autism Society of America)
Don't miss the next Sensory Friendly Film!
Night at the Museum 2
May 23, 2009
10 a.m. local time
AMC Entertainment (AMC) and ASA have teamed up to bring families affected by autism and other disabilities a special opportunity to enjoy their favorite films in a safe and accepting environment on a monthly basis with the "Sensory Friendly Films" program.
A better list of the participating theatres: