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Cast · Directed by Joe Cunningham
JC
Joe Cunningham
Joe Barnes
SL
Sally LoMonaco
Emily
DG
David Gilmore
Derek Brigante
HC
Harrison Cunningham
Harrison Barnes
JM
Jamie Morgan
Tamara Miller
JR
Jennie Russo
Harrison's Mom
MM
Maria R. Mucaria
Captain Jeanine Carter
RT
Rebekah Tadros
Harrison's Teacher
ET
Eugene G. Swiss Thomas
Luis 'Lefty' Lopez
JD
Joleene DesRosiers
Doctor Carr
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The Sentinel — streaming FAQ
Which OTT platform streams The Sentinel?
The Sentinel isn't streaming anywhere in United States yet.
Is The Sentinel on Netflix?
No, The Sentinel is not on Netflix in United States as of August 2026.
Is The Sentinel on Amazon Prime Video?
No, The Sentinel isn't on Amazon Prime Video in United States right now.
Where can I watch The Sentinel for free?
The Sentinel isn't streaming in United States yet, so there's no way to watch it free at the moment.