Tommy Chong, Randy Couture and Betsey Johnson join 'Dancing with the Stars'

NEW YORK, Sept. 4 (UPI) -- Tommy Chong, Tavis Smiley, Randy Couture, Michael Waltrip and Betsey Johnson are to compete -- along with their professional dance partners -- on Season 19 of Dancing with the Stars.

Also set to hit the dance floor in Los Angeles are Jonathan Bennett, Lolo Jones, Bethany Mota, Janel Parrish, Alfonso Ribeiro, Sadie Robertson, Antonio Sabato, Jr. and Lea Thompson.

The cast was officially announced Thursday on ABC's Good Morning America after weeks of speculation and media leaks.

The show will kick off its 19th season Sept. 15, with Tom Bergeron and Erin Andrews returning as co-hosts and former DWTS pro Julianne Hough joining the judges' panel with fellow experts Len Goodman, Carrie Ann Inaba and Bruno Tonioli.