Tyler began a career in modeling at the age of 14, but after less than a year she decided to focus on acting. She made her film debut in the 1994 film Silent Fall.Tyler achieved international recognition as a result of her portrayal of Elf maiden Arwen Undómiel in the Lord of the Rings film trilogy.Tyler has served as a United Nations Children's Fund (UNICEF) Goodwill Ambassador for the United States, and as a spokesperson for Givenchy's line of perfume and cosmetics. (Wikipedia)

Mark Gatiss is an English actor, comedian, screenwriter and novelist. He is known as a member of the comedy team The League of Gentlemen alongside Reece Shearsmith, Steve Pemberton and co-writer Jeremy Dyson, and has both written for and acted in the TV series Doctor Who and Sherlock, the latter of which he also co-created.

Credits include: Braveheart, Children of Men, Trainspotting, War Horse and Shallow Grave

Credits include: The Woman in Black, Eden Lake, The Awakening, Misfits and The Lord of the Rings: The War of the Rohirrim

Credits include: Pride and Prejudice, Miss Potter, High Hopes, The Limehouse Golem and I Capture the Castle

Credits include: Gunpowder, Micro Men, A Confession, Much Ado About Nothing and Twenty8k

Credits include: Black Mirror, Weekend, The Entire History of You, The Last Days on Mars and Room 8

Credits include: Chernobyl, Mirror Mirror, Anonymous, Borg vs. McEnroe and Broken

Credits include: Game of Thrones, How to Train Your Dragon 2, Eternals, How to Train Your Dragon: The Hidden World and Pompeii

Credits include: The Borderlands, Gunpowder and Halo: Nightfall

Credits include: Kingsman: The Secret Service, Kingsman: The Golden Circle, Alias Grace, London Spy and The English Game

Credits include: The Childhood of a Leader, Gunpowder and Great Expectations