Whenever you see behind - the - scenes footage of actors recording their voice work for animated movies, they look like they just woke up. (archive.boston.com)
There is a tiny bit of cool (hopefully authentic) behind - the - scenes footage from filming. (dvdizzy.com)
First up is a half - hour production featurette, which nicely blends behind - the - scenes footage with cast and crew interviews. (shareddarkness.com)