Posthumous poster
Where to stream

Posthumous

20261h 50mMovieHorrorDrama

After returning to her childhood home, Zoe discovers a mysterious videotape that unravels everything she thought she knew about her birth and her mother's death, awakening an unimaginable horror.

DirectorJosh Tanner
WritersJosh Tanner·Jade van der Lei
ProducersJade van der Lei·Josh Tanner

Where to watch

Release date for theatres
September 19, 2026

Posthumous is set to release on September 19, 2026 and isn't in cinemas or streaming yet. Streaming usually follows about 6–8 weeks after release (estimated around November 7, 2026).

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Cast · Directed by Josh Tanner

SLSophie Lowe
Sophie Lowe
Zoe
DRDavid Roberts
David Roberts
Neil
DYDoris Younane
Doris Younane
Brenda
RHRemy Hii
Remy Hii
Alex
CBChristopher James Baker
Christopher James Baker
Rohan
KH
Kira-Che Heelan
Joanne
GPGeorge Pullar
George Pullar
Young Neil
MMMia Morrissey
Mia Morrissey
Young Brenda

More from Sophie Lowe · Lead actress

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More from David Roberts · Co-star actor

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More from Josh Tanner · Director

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Posthumous — streaming FAQ

Which OTT platform streams Posthumous?

Posthumous isn't streaming anywhere in Australia yet.

Is Posthumous on Netflix?

No, Posthumous is not on Netflix in Australia as of September 2026.

Is Posthumous on Amazon Prime Video?

No, Posthumous isn't on Amazon Prime Video in Australia right now.

Where can I watch Posthumous for free?

Posthumous isn't streaming in Australia yet, so there's no way to watch it free at the moment.

What is the OTT release date for Posthumous?

Posthumous hasn't started streaming in Australia yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around November 7, 2026. This is a prediction, not a confirmed date.