Here is the full list of all 9 Crackle achievements worth 0 gamerscore. It takes around 8-10 hours to unlock all of the achievements on Xbox One.
You have unlocked "Crackle Addict"
You have unlocked "Couch Potato"
You have unlocked "The Collector"
You have watched a show on Crackle
You have watched a movie on Crackle
You have unlocked "Start Me Up"
You have unlocked "Sign Up"
Watch a movie every day for seven days in a row
Watch a show episode every day for seven days in a row