Actor and race car driver Patrick Dempsey has teamed up with Omaze to dish out a Porsche GT3 in this sweepstakes.

He’s doing it in support of his nonprofit cancer organization, The Dempsey Center, whose mission is to make life better for those managing the impact of cancer.

The contest ends April1, 2022, and you can enter without a donation. But if you donate just $10, you get 20 entries, and the more you donate the more entries you can receive. Details are on the entry form: bit.ly/Win-This-Porsche-911

Patrick appears in a video on his Facebook page describing the contest. PHOTO: Facebook

Porsche is a partner of his Dempsey Racing brand and he has been pictured on multiple occasions racing a Porsche in different competitions.

Patrick Dempsey, seen here in 2016, has also been the face of L'Oreal and Versace.

Patrick Galen Dempsey is an American actor who is best known for his role as neurosurgeon Derek ‘McDreamy’ Shepherd in Grey's Anatomy.

The race car driver had early success as an actor and starred in a number of films in the 1980s, including ‘Loverboy’ and ‘Can't Buy Me Love.’

Dempsey, 56, maintains a sports car and vintage car collection, and also enjoys auto racing in his spare time.

ENTER HERE: bit.ly/Win-This-Porsche-911

ABOUT OMAZE: Founded by Matt Pohlson and Ryan Cummins, Omaze is an online fundraising platform that offers once-in-a-lifetime experiences to support incredible causes. In partnership with Charities Aid Foundation of America, Omaze has raised funds and awareness for more than 350 nonprofits with donations from over 180 countries.