The Silent Service

Where to watch The Silent Service in Portugal

The Silent Service is streaming on Amazon Prime Video in Portugal. Availability checked 5 July 2026.

About The Silent Service

The Silent Service is a 2024 web series in the Drama and War & Politics genres, starring Takao Osawa, Hiroshi Tamaki and Aya Ueto. It spans 1 season and 8 episodes, and originally aired on Prime Video. It holds an average rating of 6.4/10 from 14 viewers. Below you can see where to watch The Silent Service in Portugal — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Overview

An MSDF submarine collides with a U.S. nuclear submarine, crushing all 76 people on board, including its CO, Shiro Kaieda. However, the crew survives. The accident is a cover story to get the MSDF submarine's crew on board the Seabat, a nuclear submarine secretly built by the Japanese and U.S. governments. However, Kaieda loads the Seabat with nuclear missiles and suddenly mutinies and flees.

Seasons (1)

• The Battle of Tokyo Bay8 episodes · 2024

Top cast

Takao Osawa

Shiro Kaieda

Hiroshi Tamaki

Fukamachi Hiroshi

Aya Ueto

Ichiya Hiromi

Yusuke Santamaria

Nanba Eiichi

Tomoya Nakamura

Irie Soshi

Aoi Nakamura

Yamanaka Eiji

Koudai Matsuoka

Irie Satoshi

Kou Maehara

Mizoguchi Takuo

Asami Mizukawa

Hayami Takako

Tao Okamoto

Funao Ryoko

Toru Tezuka

Akagaki Koji

Yoshi Sakō

Kageyama Seiji

Takashi Sasano

Takegami Toshio

Isao Hashizume

Unabara Daigo

Yui Natsukawa

Sonezaki Hitomi

Yosuke Eguchi

Unabara Wataru

Motoki Nakazawa

Hiranuma Koki

R

Rick Amsbury

President Nicholas Bennett

Jeffrey Rowe

David Ryan

Aleks Paunovic

Logan Steiger

Themes & keywords

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