Career: Determined to become a serious actor, Grammer spent two years at New York's Juilliard School. He then worked in theatre before making his TV debut in 1983 miniseries Kennedy. He had a stint in soap Another World, and in 1984 began playing Dr Frasier Crane in Cheers. After Cheers ended in 1993, he launched the hugely popular spin-off series Frasier. In addition to starring in 264 editions of the sitcom, he directed more than 30 episodes. Grammer has also starred in X-Men: The Last Stand, short-lived sitcoms Back to You and Hank, and the dramas Boss and Partners. He is also the voice of Sideshow Bob in The Simpsons.

Career: Friel made her TV debut in Alan Bleasdale's classic 1991 drama GBH, following it up with appearances in Emmerdale and Medics. She became a household name playing Beth in Brookside. Her first film, The Land Girls, was released in 1998. She turned down a US sitcom in 1999, preferring instead to make Rogue Trader and Mad Cows. Projects since have included award-winning play Closer and movies Sunset Strip, The War Bride, Me Without You, Goal! and its sequel. Her US TV comedy drama Pushing Daisies ran for two seasons. In 2009, she played the lead role in a West End adaptation of Truman Capote's novella Breakfast at Tiffany's. Since then she has starred in the films London Boulevard and You Will Meet a Tall Dark Stranger, as well as various high-profile TV roles.

Career: At the age of nine, Sean made his acting debut opposite his mother in TV movie Please Don't Hit Me Mom. Other early roles include The Goonies, Like Father Like Son and The War of the Roses. More mature parts came in the 1990s in Memphis Belle, Bulworth and Courage Under Fire, but didn't become a famous name until The Lord of the Rings: The Fellowship of the Ring was released in 2001; he starred in the trilogy's second and third films too. He's worked almost non-stop since; his CV includes 50 First Dates, 24, Click, Forever Strong and The Witches of Oz. He's also in demand for voiceover work and has branched out into directing.