The Silent Service Season 4
As of April 28, 2026, The Silent Service Season 4 is a series that is in post-production, currently casting. The production companies attached are Amazon MGM Studios and Robot Communications Inc. (ロボット). Attached are casting director Jason Boyd; director Kohei Yoshino; writer Hikaru Takai; and executive producers Carrie Mudd and Priscilla Galvez. It was scheduled to start shooting in Toronto, ON and Tokyo, Japan in April 2026. Production List last updated this listing on April 28, 2026.
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Project Summary
Japanese co-production filming a Toronto Unit. To be released on Amazon Prime. This is a Full ACTRA IPA production. Follows the unpredictable actions of Kaieda Shiro in Japan's first nuclear submarine, as he attempts to realize his ideal world. The story makes audience think about true peace amidst the complexities of international relations. Filming will take place in Downtown Toronto with auditions on April 14, 2026 and shooting from April 25-26, 2026.
Production Contacts— Members Only
The production office and crew contacts for The Silent Service Season 4 are on file at Production List, last updated April 28, 2026, and are available to members. Membership is $29.95 for the first month.
Cast & Crew
Directing
| Director | Kohei Yoshino |
Writing
| Writer | Hikaru Takai |
Casting
| Casting Director | Jason Boyd |
Production
| Executive Producer | Carrie Mudd |
| Executive Producer | Priscilla Galvez |
Contact details for each person listed are on file and available to members.
Member Discussion
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Working on The Silent Service Season 4
The Silent Service Season 4 has finished principal photography. How productions hire crew · Working as an extra · Reaching the production office
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Source: Production List, published by the Film & Television Industry Alliance. Cite this page as https://www.productionlist.com/production/the-silent-service-season-4 (last updated Apr 28, 2026).