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 watched a show on Crackle
You have unlocked "Start Me Up"
Add 3 items to your watchlist
Watch 200 movie and show episodes
Watch 100 show episodes
Link your Xbox to Crackle
Watch a movie
Watch a movie every day for seven days in a row
Watch a show episode every day for seven days in a row