Diorio performed as a dancer in the 1995 film Showgirls, listed in the credits as Keith Diorio. Diorio was a contestant on the short-lived talent show Fame in 2003. Diorio also had a cameo audition in Every Little Step (2008), a documentary about the 2006 Broadway revival of A Chorus Line.
Diorio is a featured judge on the TLC competition program, Master of Dance, which aired its first six-episode season during the summer of 2008 (credited as Keith Diorio). He has also appeared as a choreographer and judge over seven seasons of the Fox television show, So You Think You Can Dance.
Diorio has choreographed routines for Paulina Rubio and Tobey Maguire; commercials for iPod, McDonald's, Sylvania and Road Runner DSL; and a musical entitled Just Another Man. Diorio has worked privately with Katie Holmes and Tobey Maguire. He also choreographed the music video for Paula Abdul's single Dance Like There's No Tomorrow.
When he was younger, he was named "Mr. Dance of America" and performed in a contemporary take on "The Nutcracker" called "Nuts-n-Krackers" in Boston, Massachusetts, with dancer Nancy O'Meara, also a former "Miss Dance of America".
"Hit Me With a Hot Note (And Watch Me Bounce)" from Sophisticated Ladies
Melody and Nick's Chicago "All That Jazz" Broadway routine ended up as Melody Lacayanga (runner-up)'s favourite routine she performed of the season.
Donyelle and Benji's Broadway routine to "You Can't Stop the Beat" from Hairspray was chosen to be Donyelle Jones (3rd place)'s favourite routine she performed of the season.
Allison and Ivan's contemporary routine to Annie Lennox's "Why" was contemporary choreographer Mia Michaels' favourite routine of the season.
Martha and Travis' Broadway routine to "Steam Heat" by The Pointer Sisters ended up as jazz choreographer Brian Friedman's favourite routine of the season.
Melissa and Ade's contemporary routine to Maxwell's "This Woman's Work" Mia Michaels' favorite routine of the season.
Top 15 routines season 1-5 choreographies by Tyce Diorio:
Melody and Nick's Chicago "All That Jazz" Broadway routine
Allison and Ivan's contemporary routine to Annie Lennox's "Why"
Melissa and Ade's contemporary routine to "This Woman's Work" by Maxwell was chosen to be Nigel Lythgoe's favourite routine from all seasons 1-5
Tyce recently choreographed for the hit Lifetime TV show, "Drop Dead Diva" featuring Paula Abdul and some SYTYCD past finalists including Mollee Gray(S6), William Wingfield(S4) & Joy Spears(S2). Episode premiers on Season 2, June 6 on Lifetime.
He was also special guest choreographer in So You Think You Can Dance (Poland) (season 6). He helped judges to pick the top 14 dancers.