Question: Who directed a 2015 American sports drama film that was a spin-off and sequel to the "Rocky" film series, the film features a British professional boxer who held the WBC cruiserweight title from 2016 to 2017? 
Sentence (from "Giacobbe Fragomeni"): Outside of boxing, Fragomeni won the 2016 edition of the Italian reality TV show "L'Isola dei Famosi".
Relevant evidence: No