Where to watch
Amazon Prime Video
Amazon Prime Video with Ads
Amazon Video
Availability shown for United Kingdom · rights vary by countryCast · Directed by Juan José Jusid
MS
Miguel Ángel Solá
Mayor Molina
FL
Federico Luppi
Coronel Hellman
OA
Omero Antonutti
Padre Bruno
AT
Andrea Tenuta
Fanny
AP
Andrea Pietra
Nora
CS
Carlos Santamaría
Capitán Roca
AA
Alessandra Acciai
Victoria
DL
Daniele Liotti
Soldado Repetto
MG
Mónica Galán
Paula
BB
Betiana Blum
Bonavena
AC
Ariel Casas
Subteniente Trevi
NS
Nicolás Scarpino
Rosen
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Under Flag — streaming FAQ
Which OTT platform streams Under Flag?
Under Flag is streaming on Amazon Prime Video in United Kingdom, and available to rent or buy on Amazon Video. It's not currently on Netflix.
Is Under Flag on Netflix?
No, Under Flag is not on Netflix in United Kingdom as of August 2026. It's currently on Amazon Prime Video.
Is Under Flag on Amazon Prime Video?
Yes — Under Flag is included with an Amazon Prime Video subscription in United Kingdom as of August 2026.
Where can I watch Under Flag for free?
Under Flag is available on Amazon Prime Video in United Kingdom, but you'll need an active subscription — there's no free option right now.