Sebastian poster
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Sebastian

6.419681h 40mNRMovieDramaRomanceComedy

Sebastian is an undisciplined mathematics genius who works in the "cipher bureau" of the British Intelligence. While cracking enemy codes, Sebastian finds time to romance co-worker Rebecca Howard.

DirectorDavid Greene
WritersGerald Vaughan-Hughes·Leo Marks
ProducersMichael Powell·Gerry Fisher

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Sebastian was released on January 24, 1968 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by David Greene

DBDirk Bogarde
Dirk Bogarde
Sebastian
SYSusannah York
Susannah York
Rebecca Howard
LPLilli Palmer
Lilli Palmer
Elsa Shahn
JGJohn Gielgud
John Gielgud
Head of Intelligence
JMJanet Munro
Janet Munro
Carol Fancy
RFRonald Fraser
Ronald Fraser
Toby
MJMargaret Johnston
Margaret Johnston
Miss Elliott
NDNigel Davenport
Nigel Davenport
Gen. Phillips
JRJohn Ronane
John Ronane
Jameson
HM
Hayward Morse
Gavin
DSDonald Sutherland
Donald Sutherland
Ackerman
ABAnn Beach
Ann Beach
Pamela

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Sebastian — streaming FAQ

Which OTT platform streams Sebastian?

Sebastian isn't streaming anywhere in United States yet.

Is Sebastian on Netflix?

No, Sebastian is not on Netflix in United States as of October 2026.

Is Sebastian on Amazon Prime Video?

No, Sebastian isn't on Amazon Prime Video in United States right now.

Where can I watch Sebastian for free?

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

What is the OTT release date for Sebastian?

Sebastian hasn't started streaming in United States yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around March 13, 1968. This is a prediction, not a confirmed date.