Jessica Biel is an American actress, model, producer, and singer. She is best known for her role as Mary Camden in the long-running family-drama series 7th Heaven. She has also starred in several films, including The Texas Chainsaw Massacre, Blade: Trinity, Stealth, and The A-Team. Biel has won numerous awards for her work, including a Golden Globe Award for Best Actress in a Television Series – Drama.