Career: Efron's early credits include guest roles in ER, The Guardian and CSI: Miami. He had a recurring role in the drama Summerland. His big break came in 2006 when he played Troy Bolton in the Disney TV movie High School Musical. In the same year, he was cast in Hairspray (2007). High School Musical 2 followed in 2007 and it attracted more than 17.2 million viewers on its first showing in America. A year later, Efron played the lead role in Me and Orson Welles. Efron reprised his role in High School Musical 3: Senior Year, which was released in cinemas in 2008. Since then, he has focused on films and starred in 17 Again (2009), New Year's Eve (2011), The Paperboy (2012) and Neighbours (2014).

Career: In 2008, Collins covered the US presidential campaign as a presenter on Nickelodeon show Kids Pick the President. A year later, she appeared in two episodes of teen drama 90210. In her film debut, she played Sandra Bullock's daughter in The Blind Side (2009). Since then, Collins has starred in Priest (2011), Mirror Mirror (2012), Stuck in Love (2012), The English Teacher (2013) and The Mortal Instruments: City of Bones (2013).

Career: With no previous acting experience, Scodelario was cast in the first series of teen drama Skins as Effy Stonem. After two seasons where she slowly gained prominence, Scodelario became the lead actress in the third and fourth seasons. She made her film debut with a small part in Moon (2009) and then went on to appear in Clash of the Titans (2010), play Catherine Earnshaw in Wuthering Heights (2011) and play the title character in The Truth About Emanuel (2013). She reprised her role as Effy in 2013 for Skins Fire, which was part of the final series of Skins. During the same year, she played Anna Salter in the Channel 4 mini-series Southcliffe. Since then, Scodelario has played the lead female character Teresa in the Maze Runner films, the lead character of Kelly in Tiger House (2015) and Carina Smyth in Pirates of the Caribbean: Salazar's Revenge (2017).

Career: In 1980 Malkovich moved to New York to further his career, and won great acclaim in 1984 for his performance opposite Dustin Hoffman in Death of a Salesman. Early films include Places in the Heart, The Killing Fields and Empire of the Sun, but it was 1988's Dangerous Liaisons that made him a star. Further plaudits came for Of Mice and Men and In the Line of Fire. He played a version of himself in Being John Malkovich. He continues to appear on both stage and screen in a variety of projects, including blockbuster hits RED and its sequel, and Transformers: Dark of the Moon.

Career: Donovan's early acting career saw him switching from the stage to the screen. On TV, he has made guest appearances in Another World, Homicide: Life on the Street, Millennium, and Spin City. He had a recurring role in Touching Evil. His film credits include Sleepers (1996), Bait (2000), Book of Shadows: Blair Witch 2 (2000), Hitch (2005), Changeling (2008) and J Edgar (2011). His big break came in 2007 when he began playing the lead role in TV action drama Burn Notice. It ran for seven seasons until 2013.