Here are some helpful resources:
Movies that are good at showing emotions and social skills.
Wallace and Grommit
Older Children (9 years and up)
Shrek - When Shrek first met Donkey
Since We're Friends: An Autism Picture Book by Celeste Shelby and David Harrington
My Best Friend Will by Jamie Lowell and Tara Tuchel
A Friend like Simon by Kate Gaynor