Osterfield, who rounds out the Irregulars group as Leopold, is a model-turned-actor with an unexpected link to one of the world's biggest movie franchises. After working as Tom Holland's personal assistant, Osterfield got uncredited cameos as a student in both Spider-Man: Homecoming and Avengers: Infinity War. He also had a minor role in the Hulu miniseries adaptation of Catch-22 airing in the US.