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Poster for Project Hail Mary

Project Hail Mary(2026)

Science Fiction · Adventure

8.7(4544)2h 37m2026-03-15

Where to watch Project Hail Mary. Stream Project Hail Mary free in HD on Redflix—no sign-up required.

Science teacher Ryland Grace wakes up on a spaceship light years from home with no recollection of who he is or how he got there. As his memory returns, he begins to uncover his mission: solve the riddle of the mysterious substance causing the sun to die out. He must call on his scientific knowledge and unorthodox ideas to save everything on Earth from extinction.

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Cast

Photo of Ryan Gosling

Ryan Gosling

Ryland Grace

Photo of Sandra Hüller

Sandra Hüller

Eva Stratt

Photo of James Ortiz

James Ortiz

Rocky (voice)

Photo of Lionel Boyce

Lionel Boyce

Carl

Photo of Milana Vayntrub

Milana Vayntrub

Olesya Ilyukhina

Photo of Ken Leung

Ken Leung

Yao

Photo of Priya Kansara

Priya Kansara

Mary (voice)

Photo of Mia Soteriou

Mia Soteriou

Dr. Browne

Photo of Annelle Olaleye

Annelle Olaleye

Olivia

Photo of Maya Eva Hosein

Maya Eva Hosein

Rekha

Photo of Bastian Antonio Fuentes

Bastian Antonio Fuentes

Parker

A

Alice Brittain

Hardware Store Cashier

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