Florence Pugh and Jack Lowden star as Paige and Zodiac respectively, alongside Lena Headey, Nick Frost, Vince Vaughn, and Dwayne Johnson, with the latter also acting as producer.
Wrestlers Rick and Julia Knight raise their children, Saraya and Zak, to follow in their footsteps; as young adults, the siblings apply to join the WWE, and are evaluated by veteran trainer Hutch Morgan, who agrees to let them try out before a SmackDown taping at The O2 Arena, where they meet WWE legend Dwayne "The Rock" Johnson.
Paige also struggles with performing choreographed promos as they clash with her own natural instincts, and suffers from Morgan's constant belittlement of her mistakes.
A sympathetic Morgan then reveals to Paige the real reason he didn't let Zak sign up: the league would have forced him to work as a jobber, which would have ruined his health.
Believing that professional wrestling isn't worth it and that she'd have a much happier life helping her parents train other wrestlers, Paige decides to quit the WWE and return to her hometown of Norwich.
Angry that she is giving up on the dream that he failed to achieve, Zak attacks Paige during a wrestling match and then gets in a drunken bar fight.
She reasserts her individuality by re-adopting her original hair colour and skin tone, rapidly improves in training, and befriends and encourages many of her fellow trainees.
Morgan brings the trainees to WrestleMania XXX, where The Rock greets Paige and tells her she will make her Raw debut the following night against the current WWE Divas Champion, AJ Lee.
Additionally, WWE wrestlers Big Show, Sheamus and The Miz make appearances as themselves, while an uncredited actor played John Cena.
The website's critical consensus reads, "Much like the sport it celebrates, Fighting with My Family muscles past clichés with a potent blend of energy and committed acting that should leave audiences cheering.
[21] Nick Allen of RogerEbert.com opined in a three-out-of-four star review: "Even though Fighting with My Family is undoubtedly about branding the WWE as a fantasy factory, its biggest strengths are its wit and surprisingly big heart.