Axle Whitehead is an Australian TV host, singer, musician, and actor. He was a host on Video Hits. In 2008, he released his first studio album Losing Sleep which debuted outside the ARIA top 50. He also played Liam Murphy in Channel Seven's Home and Away and was the host of The World's Strictest Parents. In 2015, Whitehead began playing the role of Davis, a musician, in the Showtime series, Shameless. He formerly hosted game show The Wall.

Liam Murphy is a fictional character from the Australian Channel Seven soap opera Home and Away, played by Axle Whitehead. The character debuted on-screen during the episode airing on 5 March 2009. Whitehead auditioned for the role and stated it would help improve his acting skill. Liam was created by executive producer Cameron Welsh and is described as a "badboy minor rockstar" who comes to Summer Bay to start a new life. His storylines have focused on his addiction to drugs and many relationships. Liam has also been involved in controversial scenes in which it featured "sexually charged content" with fellow character Martha MacKenzie. Whitehead's departure was announced in November 2012. He made his final appearance as Liam on 3 April 2013.