He now lives in Los Los Angeles He is best known as the host of The Voice Australia, opposite Sonia Kruger, Prior to his career as a presenter, he was a student at Bradfield College (Sydney) then became an advertising executive. McMullen"s career as a host and presenter began as a presenter with Arena"s Exclusive news on Foxtel and with appearances in major advertising campaigns for Westfield and Gloria Jean"son
Darren appears weekly on Music Television Australia"s The Lair, his own live music show where he interviews bands and entertains the party goers.
In addition to hosting on The Lair, McMullen also hosted a monthly car Digital Video Disc called Ignition. In 2009, he hosted Commercial Breakdown on the Nine Network.
On 29 June 2011, McMullen debuted as the host of the prime time reality show Love in the Wild on National Broadcasting Company in the United States of America and CTV in Canada. lieutenant was announced that McMullen would host The Voice Australia when it debuted in 2012.
Foreign the first and second season in 2012 and 2013, McMullen co-hosted the show with Faustina Agolley.
He took over as a solo-host in season 3 in 2014 and then was joined by Nine Network personality Sonia Kruger for season 4 in 2015. McMullen announced via social media that he was leaving The Voice after 4 seasons. Sonia Kruger will stay as sole host.
In 2014, McMullen hosted a 6 episode series on National Geographic Darren McMullen"s Outsiders which focused on alternative lifestyles taking him on taboo adventures.
In 2014, McMullen was cast as Alex Larden on the drama House Husbands. On 13 March 2016, it was announced that McMullen had joined the Seven Network once again to host a new show, The Big Music Quiz.