Mastemah poster
Where to stream

Mastemah

5.520221h 40mMovieHorrorThriller

After a traumatic accident during a hypnosis seance, young psychiatrist Louise opens a new office in the middle of nowhere. When she starts analyzing Theo, a dark and mysterious man, people around her start to die.

DirectorDidier D. Daarwin
WritersDidier D. Daarwin·Johanne Rigoulot
ProducersChristophe Hollebeke·Cassandre Warnauts

Where to watch

Shudder Amazon ChannelShudder Amazon ChannelShudderShudderAMC+ Amazon ChannelAMC+ Amazon ChannelAMC+AMC+AMC Plus Apple TV channelAMC Plus Apple TV channelShudder Apple TV channelShudder Apple TV channel
Availability shown for Canada · rights vary by country

Cast · Directed by Didier D. Daarwin

CRCamille Razat
Camille Razat
Louise Wilmens
OBOlivier Barthélémy
Olivier Barthélémy
Théo Liblis
FAFéodor Atkine
Féodor Atkine
Père Sylvain
DRDylan Robert
Dylan Robert
Elias
ASAnaël Snoek
Anaël Snoek
Laurence
BDBruno Debrandt
Bruno Debrandt
Bruno
RCRoberto Calvet
Roberto Calvet
Guillaume (interne/électricien)
NGNicolas Grandhomme
Nicolas Grandhomme
Daniel (le chef de service)
MM
Malika Mokadem
Malika (la laborantine)
KD
Karen Depaule
Caissière supermarché
CBCyril Brunet
Cyril Brunet
Francky (le mec du bar)
MBMourad Tahar Boussatha
Mourad Tahar Boussatha
Interne morgue

More from Camille Razat · Lead actress

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See all fromCamille Razat

More from Olivier Barthélémy · Co-star actor

Blood Coast
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Largo Winch II
Largo Winch II
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What the Day Owes the Night
What the Day Owes the Night
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Crime Insiders
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Overdose
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I Love You 2
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See all fromOlivier Barthélémy

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Mastemah — streaming FAQ

Which OTT platform streams Mastemah?

Mastemah is streaming on Shudder, AMC+ and AMC Plus in Canada. It's not currently on Netflix.

Is Mastemah on Netflix?

No, Mastemah is not on Netflix in Canada as of October 2026. It's currently on Shudder and AMC+.

Is Mastemah on Amazon Prime Video?

No, Mastemah isn't on Amazon Prime Video in Canada right now. It's on Shudder and AMC+ instead.

Where can I watch Mastemah for free?

Mastemah is available on Shudder and AMC+ in Canada, but you'll need an active subscription — there's no free option right now.