Alan Ritchson is an American actor, model, and singer, best known for his roles in television and film. He gained popularity for portraying Thad Castle in the series Blue Mountain State and later starred as Jack Reacher in the Amazon Prime series of the same name. Ritchson has also appeared in movies like The Hunger Games: Catching Fire and Teenage Mutant Ninja Turtles. In addition to acting, Ritchson has a background in music and has worked as a model. He was born on November 28, 1982, in Grand Forks, North Dakota, and has built a diverse career in the entertainment industry, showcasing his talents across various mediums.