“Twiggy” delves into the life and career of British model and cultural icon Twiggy, born Lesley Lawson, who rose to fame in the 1960s. The film includes interviews with Twiggy herself and her husband, Leigh Lawson, along with insights from notable figures such as Erin O’Connor, Paul McCartney, Lulu, Poppy Delavigne, Brooke Shields, Pattie Boyd, and Zandra Rhodes.