Project Runway

This season's casting special, 16 new designers will be introduced with a behind-the-scenes look from their casting auditions; home visits, casting submissions, and interviews.

Kicking off the season with an Unconventional Materials Challenge, Heidi and Tim welcome the designers at a Season 15 launch party.

The designers must create an outfit to flatter all body types, and the challenge proves to be more difficult for some than others. Guest judge Nina Dobrev joins.

The designers have to create a look that sparkles not only in daylight, but also under blacklights on the Runway.

In the Heidi Klum Swimwear Challenge, the designers create their own fabric to use in a stylish swimsuit. The winner will have their design sold as part of Heidi's swimwear line!

In the season's first Team Challenge, the designers exercise their business savvy when they pitch their collection ideas to raise money from a group of mystery investors.

The designers are excited to attend a press event, but their mood is quickly spoiled when the party turns out to be a challenge. This proves to be more than most can handle.

The exhausted designers are whisked away to Universal Studios Orlando to recharge their batteries with a roller coaster or two.

The designers are faced with their second Team Challenge of the season and must work together to create 3-piece collections to be shown in a SoHo pop-up shop.

The designers are surprised when they get a special guest from home. But the reunions with their mothers, daughters, and friends are overshadowed by the drama of the next challenge

The designers take a majestic helicopter ride high above NYC for inspiration for their next challenge: to create an editorial, high fashion look for Marie Claire magazine.

The designers are challenged to draw inspiration from machinery for their next look. However, they must create their avant-garde design using the metallic unconventional materials.

The designers take a trip to Austin, Texas, where the city's unofficial slogan is Keep Austin Weird! Once there, the designers are faced with an Unconventional Materials Challenge.

Returning home to work on their Fashion Week collections, the designers are visited by Tim.. The designers return to NYC and present the judges with pieces from their collection.

The Season 15 designers reunite with mentor Tim Gunn to discuss their Project Runway experience. They come ready to reminisce, share emotions, and settle scores.