He was on Ant & Dec's Gameshow Marathon, in which he appeared at the winner's homes to present the prizes they had won.
In 2006 he appeared as a guest on the ITV drama series, The Bill.
He was offered the chance to host Deal or No Deal but he turned it down.
He is the third regular presenter of Family Fortunes after Bob Monkhouse and the second longest host since Bob Monkhouse. The last two presenters were Bob Monkhouse and Max Bygraves.
On The Prince's 'Trust 30th Birthday: Live,' he was one of the celebrity call takers for donations.
He stands at 5' 9" tall.
His birth name was Leslie Heseltine.
In 2006, Les presented and perfomed in the BBC's 'The Sound of Musicals.'
It has recently been announced that Les will star in a new comedy play called "Marlon Brando's Corset," which tours the UK from July, including a four week run at the Edinburgh Fringe - which incredibly marks Les's first appearance at the Fringe, despite an impressive career on the stage.
In September and October 2005 he appeared in Ant & Dec's Gameshow Marathon, in which he appeared at the winners' homes to present the prizes they had won.
On August 11, 2005 Dennis appeared as a guest star in the BBC-series Extras starring Ricky Gervais. In this appearance, Dennis played himself and made several jokes about his career, or the lack of.
Dennis appeared in the second series of the UK Celebrity Big Brother during the period that his marriage to Amanda Holden was collapsing.
He was the host of Family Fortunes from 1987 to 2002.
As a comedian Dennis has appeared on numerous light-entertainment shows and worked originally as a stooge to Russ Abbott before forming a successful comedy partnership with fellow impressionist, the late Dustin Gee.
Dennis married actress Amanda Holden in 1995, but the pair have since divorced (November 18, 2003).
His birthday is 12th October.
Les' favourite foods are rusks and peas.
Les goes to a dream interpretator to analyze all his nighttime activity.
Les has such a unique talent that he cannot be impersonated. Others, including Mike Yarwood, Bobby Davro or Alistair MacGowan, have all had a go at the 'Elusive Les', as the impression is known within mimicking circles, but non have succeeded.
He was a guest call taker for the phone lines of the donations to The Prince's Trust 30th: Birthday: Live.
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