Ethan Hawke, star of 'Dead Poets Society,' honored to be part of Taylor Swift's 'Fortnight' music video

Ethan Hawke enjoyed reprising his "Dead Poets Society" role in Taylor Swift's "Fortnight" music video.

On Facebook, the 53-year-old American actor shared black-and-white photos of him and fellow cast member Josh Charles together with Swift taken from the music video.

"Todd & Knox from Dead Poets Society are now PhDs in The Tortured Poets Department. It's quite an honor," he wrote in the caption.

"Thank you @taylorswift for the opportunity to be in the music video for your song FORTNIGHT feat. @postmalone. Carpe diem!" he added.

On Sunday, Swift dropped the "Fortnight" music video where the "Dead Poets Society" stars made cameos as scientists.

"Fortnight" is the first track in Swift's "The Tortured Poets Department" album which was released on Friday, April 19. It is a collaboration song between her and Post Malone.

Two hours after the album was released, the "Cruel Summer" hitmaker surprised fans with an additional 15 new songs with "The Tortured Poets Department: The Anthology."

—Jade Veronique Yap/MGP, GMA Integrated News