I didn't see it listed as a side effect, although sleeplessness is.
Does say to contact your doctor, if such side effects occur.
http://www.drugs.com/sfx/latuda-side-effects.html

An article of interest about depression and anxiety with sleepwalking.
http://psychcentral.com/news/2012/05...ety/38671.html

Maybe your medications need to be changed?

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