Lukas Gage is an American actor born on May 28, 1995, in San Diego, California, known for his roles in HBO's Euphoria and The White Lotus. His career includes appearances in You, Fargo, and films like Smile 2, and he also co-wrote and starred in Down Low. In 2023, Gage married and then divorced hairstylist Chris Appleton. In late 2025, he released a memoir, I Wrote This for Attention, in which he discusses his life and his recent diagnosis of borderline personality disorder.

In October 2025, he released I Wrote This for Attention, which details his life, family, and career, and his experiences with his mental health diagnosis and sexuality.