The Rocky film series contains examples of:
Ryan Coogler wrote and directed the film, and his Fruitvale Station star Michael B.
The film focuses on Apollo Creed's son, Adonis Johnson, who becomes a fighter against the wishes of his family, eventually seeking out Rocky (Stallone once again) to be his trainer. The franchise has also led to a Spin-Off titled Creed. When Stallone was asked how he managed to write the screenplay in three days, he replied "I didn't write the screenplay in three days, I wrote a screenplay in three days" the shooting script was heavily workshopped.) (Though that's slightly mythologized, too. Although an incensed Ali made Wepner pay dearly for that - and eventually knocked Wepner down and out for the only time in his career - the roar of the crowd as an everyman knocked down the greatest athlete in his sport inspired Stallone, who went home and spent the next few days writing furiously nearly around the clock.