'Dancing with the Stars' names Season 17 cast

And they’re dancing!

The cast of Season 17 of “Dancing with the Stars,” was announced Wednesday on “Good Morning America” — along with their professional dancer partners.

The buzzworthy competitors include actress Valerie Harper, who has been battling brain cancer, and “Jersey Shore” starlet Nicole “Snooki” Polizzi.

Here’s the full rundown for the show, which premieres Sept. 16 on ABC:
-- Actress Valerie Harper, paired with Tristan MacManus
-- Actress Leah Remini, with Tony Dovolani
-- Comedian Bill Engvall, with Emma Slater
-- Reality star Nicole “Snooki” Polizzi, with Sasha Farber
-- Reality star Jack Osbourne, with Cheryl Burke
-- “Glee” star Amber Riley, with Derek Hough
-- Singer Christina Milian, with Mark Ballas
-- NFL player Keyshawn Johnson, with Sharna Burgess
-- “Science Guy” Bill Nye, with Tyne Stecklein
-- “Saved by the Bell” star Elizabeth Berkley, with Val Chmerkovskiy
-- “High School Musical” star Corbin Bleu, with Karina Smirnoff
-- “Pretty Little Liars” star Brant Daugherty, with Peta Murgatroyd