Career: Alda was interested in performing from an early age, appearing in numerous plays and on TV in Amsterdam alongside his father. Movies and US series including The Phil Silvers Show, Route 66 and The Mephisto Waltz followed, but landing the role of Hawkeye Pierce in the TV version of MASH made him a household name. The programme ran from 1972 to 1983, and was a smash hit across the globe. He also directed and wrote several episodes, winning Emmys for his work. He has written and directed movies and continued to act in such projects as ER, The West Wing, Crimes and Misdemeanors (1989), The Aviator (2004), 30 Rock, Law & Order: LA, The Big C and The Blacklist.

Career: Films such as The Courtship of Eddie's Father and American Graffiti turned Howard into one of the most reliable young actors of his generation. Sitcom Happy Days made him a major star around the world, but by then he was already interested in directing after being encouraged by Henry Fonda, his co-star in TV series The Smith Family. After making several short films, he wrote, directed and starred in Grand Theft Auto in 1977. Since then he's made several successful movies, including Splash, Cocoon, Parenthood, Backdraft, Apollo 13, The Grinch, A Beautiful Mind (for which he won an Oscar) and The Missing. He was also the narrator on TV series Arrested Development. His most recent work as a director includes The Da Vinci Code, Frost/Nixon, Angels & Demons and The Dilemma.