Cagefighter follows mixed martial arts champion Reiss (Herdman) who unexpectedly loses a heavily promoted match to Randy Stone, a WWE star who is making his crossover debut in the MMA fighting world.
Set in 1964, a camera crew follows Willie Pep, retired featherweight boxing champion. Down and out in Hartford CT, married to a woman half his age and with a drug-addled son and mounting debts, Pep decides to make a return to the ring.