During production of What's Eating Gilbert Grape in late 1992, a significant disparity existed between the film's two leads. Johnny Depp, at 29 years old with an established career and Golden Globe nomination, shared the set with Leonardo DiCaprio, who had only recently turned 18 and was still a newcomer to the industry. Depp has since acknowledged that he deliberately subjected his younger co-star to hostile treatment, explicitly stating he "tortured" DiCaprio throughout filming, which he attributed to undisclosed personal struggles he was experiencing at the time.

The tension apparently stemmed from Depp's frustration with DiCaprio's youthful enthusiasm and age-appropriate interests, particularly his passion for video games. This contrasted sharply with DiCaprio's serious professional commitment to the role, which involved extensive research to develop his character. Despite the difficult working relationship and what observers describe as an unprofessional atmosphere, the film succeeded commercially and artistically, with DiCaprio's performance earning considerable acclaim and marking the beginning of his ascent to major stardom, though industry accounts suggest the set environment fell considerably short of typical mentorship dynamics.