Part of The Brat Pack featuring Emilio Estevez, Rob Lowe, Molly Ringwald, Ally Sheedy, and Judd Nelson.
Three John Hughes films in two years locked him in as 1980s Hollywood's designated geek. Sixteen Candles, The Breakfast Club, Weird Science, he played versions of the same awkward outsider back to back, and the archetype stuck hard enough that People said his performance in Sixteen Candles "pilfered" the film from Molly Ringwald. To escape typecasting, he joined Saturday Night Live at 17, becoming the youngest cast member in the show's history. The gamble didn't pay off. He lasted one season without a single breakout character.
The nerd-to-villain arc is complete. Hall plays Zachary Beck in Reacher Season 3 (2025), a mild-mannered rug importer secretly running arms deals, casting the former Brat Pack geek as TV's villain of choice. He and Robert Downey Jr. have a Succession-style drama in development. Hall spent most of the 90s and 2000s doing functional character work without the 80s-kid baggage being useful. The industry finally found a use for it.
He's said he started drinking at 13. By his mid-twenties, one of the defining faces of 80s teen cinema had largely disappeared from mainstream releases. He has spoken openly about alcoholism and bipolar disorder and advocates for mental health recovery. The career dip that followed his 80s peak reads less like typecasting and more like someone who got famous at the worst possible age and actually needed time to regroup.