Join or Sign In
Sign in to customize your TV listings
By joining TV Guide, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.
After accidentally killing his rival in an MMA bout, a man has the chance to make it up to the widow by finding her son.
There are no TV Airings of K.O. in the next 14 days.
Add K.O. to your Watchlist to find out when it's coming back.
Check if it is available to stream online via "Where to Watch".