The release had been pushed back a week to 2/14, and this is only in New York City and Los Angeles. The rest of the USA gets it on 2/21.  The official site can be found here

Stephen Merchant (The Office, Hello Ladies) wrote, directed and Executive produced the film, which is based on a British documentary about the Knight family that was released several years back.  WWE tryouts for Paige and her brother, who wrestles as Zak Bevis internationally were featured in the documentary.  The role of Paige is portrayed by actress Florence Pugh.  Nick Frost and Lena Headey play Paige's parents.  The Rock appears in the film as himself while WWE Smackdown Live star Zelina Vega plays AJ Lee in the film.

.@MGM_Studios releases first official photos from @FightingWMyFam pic.twitter.com/ut32lccQaf

— PWInsider.com (@PWInsidercom) December 13, 2018

New poster for our lil’ crazy comedy based on the true story of @WWE’s @RealPaigeWWE & her wrestling family. Honor for me to play a small part in Paige’s career defining moment, as well as bringing her family’s story to the big screen. #FightingWithMyFamily @SevenBucksProd pic.twitter.com/CHsA6MwM1U

— Dwayne Johnson (@TheRock) December 13, 2018

Below is also the official trailer