Career: Neil's first big break came in 1989 when he landed the lead role as a teenage doctor in comedy drama Doogie Howser, MD. When the show ended in 1993 after four seasons, Neil took up stage acting. He continued to make guest appearances in various TV shows, but he didn't hit the small-screen jackpot again until 2005 when he was cast as Barney Stinson in popular sitcom How I Met Your Mother (HIMYM). HIMYM ran for nine seasons, clocking up more than 200 editions. More recently, Neil has starred on the big screen in The Smurfs (2011) and its sequel The Smurfs 2 (2013), The Muppets (2011) and American Reunion (2012). He won two Emmy Awards in 2010 for a guest appearance in an episode of Glee and for hosting the 63rd Annual Tony Awards. He also won Emmys for hosting the 65th and 66th Tony Awards.

Career: A few bit parts in comedy series were to be Hank's first roles, but it was his voice that earned him the attention of The Simpsons' bosses; he has provided his vocal talents for the iconic show since its launch in 1989. Azaria's comedy credentials earned him roles in Pretty Woman and Point Blank. He would give a memorable performance in Robin Williams' The Birdcage, playing a Guatemalan cleaner named Agador Spartacus. He also had a small cameo in Along Came Polly in 2004, guested on Friends and was seen in British comedy Run Fat Boy Run, as well as Mystery Men, Godzilla and Night at the Museum 2. Azaria has four Emmys to his name and a reputation as being one of the most talented and versatile actors in the business.

Career: Vergara made her TV debut at the age of 17 in a Pepsi commercial that was widely broadcast in Latin America. When she was 20, she moved to Bogota, Colombia, where she worked as a runway model and co-hosted a travel series on the international Univision Spanish-language TV network. After her long-running contract with Univision ended, she appeared on ABC sitcoms Hot Properties and The Knights of Prosperity. She had a five-week stint on Broadway in 2009 playing Mama Morton in Chicago. More recently, she has played alongside Ed O'Neill since 2009 in popular ABC sitcom Modern Family.

Career: In 2007, Katy signed to Capitol Music Group, changed her name to Katy Perry and released her first single, Ur So Gay, online. The departure from her gospel roots attracted some attention, but it was second single I Kissed a Girl that catapulted her to fame. She scored a number one across the world, and follow-ups Hot N Cold and Thinking of You, from the album One of the Boys, were also big hits. Her second album Teenage Dreams was released in 2010 and its lead single California Gurls also went to number one. She made her film debut voicing a Smurfette in The Smurfs (2011) and reprised her role in the 2013 sequel. She has also guest starred in episodes of How I Met Your Mother and Raising Hope. She continues to release albums and headline world tours.

Career: Cumming's cabaret act, Victor and Barry, with Forbes Masson, was critically acclaimed, winning numerous awards. TV roles quickly followed, but he continued working on the stage. Stints with the Royal Shakespeare Company and the Royal National Theatre raised his profile, as did his accolades following his film debut in the drama Prague (1992). In 1994, he starred in TV sitcom The High Life, closely followed by the movies Circle of Friends (1995), GoldenEye (1995) and Romy and Michelle's High School Reunion (1997). More recently, he has worked on three Spy Kids films (2001-2003), X-Men 2 (2003), The Tempest (2010), Burlesque (2010) and TV drama The Good Wife. A firm favourite on Broadway, Cumming won a Tony Award in 1998 for playing the MC in Caberet. He returned to the role in 2014.