Dance Off Kelly Monaco and John O'Hurley will return to the Dancing with the Stars ballroom for a so-called "dance-off" on Sept. 20. The results, based solely on viewer voting, will be announced in a Sept. 22 telecast. Details Casts Title Dance Off Genres Family Reality Release Date 2005-09-20 Episode Runtime 01 Hours 30 Minutes Season Number 1 Episode Number 7 Production Companies Endemol Shine North America, BBC Studios, BBC Worldwide Productions Tom Bergeron Self - Host Carrie Ann Inaba Self - Judge Bruno Tonioli Self - Judge Lisa Canning Self - Host Len Goodman Self - Judge Louis Van Amstel Self - Partner: Trista S? Edyta Śliwińska Self - Partner: Evander ? Jonathan Roberts Self - Partner: Rachel H? Ashly DelGrosso Self - Partner: Joey McI? Charlotte Jorgensen Self - Partner: John O'H? Alec Mazo Self - Partner: Kelly Mo?