He then studied at Mitchell College of Advanced Education (MCAE) (now Charles Sturt University) in Bathurst, and graduated with a Bachelor of Arts in communications in 1982.

Denton has said in radio interviews that he regrets being involved in the program due to the unacceptable level of human manipulation.

[8] Robert Plant and Jimmy Page, musicians from Led Zeppelin, later appeared on Denton to perform a Rolf Harris song.

[11] While presenting his talk show Denton, he launched a public subscription scheme to hire a bounty hunter to capture fugitive businessman Christopher Skase, who was attempting to avoid extradition to Australia at the time.

In an audience development survey in 2004, respondents named Denton as one of the "most liked and recognisable" personalities on Australian television.

Also in 2003, Denton provided the narration for the ABC TV animated documentary series Human Contraptions.

Traced also to Meir Katzenellenbogen[15] He visited the Treblinka extermination camp and contemplated what his fate might have been had his grandfather not moved to England.

[17] Denton's first feature-length documentary, God on My Side, documents his visit to the National Religious Broadcasters Convention.

It was first shown at the Sydney Film Festival in June 2006 with plans to show it as a TV special on ABC's Enough Rope.

Denton appeared as Malcolm Turnbull in the Belvoir Street Theatre production of A Royal Commission into the Australian Economy,[19] written by John Clarke and Ross Stevenson, and participated in the early years of the ABC's World Series Debating.

[21] The company was named for Abraham Zapruder, the man who filmed the assassination of President John F. Kennedy.

[22] Denton accompanied Tony Horwitz on portions of his research for the book Spying on the South, and is a character in the narrative.