Credit: Lifetime

Paula Patton and Tracee Ellis Ross are among several celebrities who will help guest judge on Project Runway, which returns for a 14th season to Lifetime in August.

Ciara and Mel B, together with Bella Thorne, Kiernan Shipka and Constance Zimmer will also help Heidi Klum, Nina Garcia and Zac Posen whittle down the fashion hopefuls to find a winner who will earn $100,000 to launch his or her business.

The Project Runway season 14 designers are:

Amanda Perna, 28 of Delray Beach, Florida

Ashley Nell Tipton, 23 of San Diego

Blake Patterson, 24 of Los Angeles

Candice Cuoco, 27 of San Francisco

David Giampiccolo, 31 of Los Angeles

Duncan Chambers-Watson, 25 of Christchurch, New Zealand

Edmond Newton, 36 of Atlanta

Gabrielle Arruda, 27 of Brooklyn, New York

Hanmiao Yang, 26 of New York

Jake Wall, 35 of San Francisco

Joseph Poli, 37 of Las Vegas

Kelly Dempsey, 31 of Boston

Laurie Underwood, 29 of Chicago

Lindsey Creel, 28 of Austin, Texas

Merline Labissiere, 32 of Savannah, Georgia

Swapnil Shinde, 33 of Mumbai, India

The show that will also feature the return of Tim Gunn as mentor will bow Aug. 6 at 9 p.m. ET/PT.