Director: Dylan Holmes Williams

Cast: Russell Tovey, Gugu Mbatha-Raw, Jemma Redgrave, Alexander Devrient, Ruth Madeley

The War Between the Land and the Sea is a 2025 British action-adventure drama series directed by Dylan Holmes Williams, chronicling a world-shaking moment when a primordial ocean-dwelling species surfaces and forces humanity into a desperate reckoning. Running approximately 50 minutes per episode, the series blends creature-feature spectacle with geopolitical urgency through the lens of UNIT, the elite international response force.

What is The War Between the Land and the Sea about?

Deep beneath the oceans, something ancient has endured for millennia — hidden, patient, and vast. When this species finally rises and makes itself known to the modern world, the shock is immediate and global: governments scramble, coastlines are threatened, and the balance of power shifts overnight. UNIT, a specialized multinational task force with experience confronting the extraordinary, is deployed to contain the situation before panic spirals into catastrophe. The series follows their officers and analysts as they grapple not only with the immediate threat but with profound questions about sovereignty, coexistence, and what it truly means when a second civilization asserts its right to the surface world.

Cast & crew

Russell Tovey and Gugu Mbatha-Raw lead the ensemble as UNIT operatives navigating high-stakes decisions under pressure. Jemma Redgrave brings institutional authority to her senior role within the organization, while Alexander Devrient, Ruth Madeley, Colin McFarlane, Waseem Mirza, and Manpreet Bachu round out a diverse, ensemble cast that grounds the fantastical premise in recognizably human drama.

Context & significance

British science fiction with high production values has long found a devoted audience among Persian-speaking viewers abroad, particularly those who grew up appreciating genre storytelling that takes its ideas seriously. The War Between the Land and the Sea taps into anxieties familiar to any diaspora community — questions of belonging, of who controls borders, and of how institutions respond when the rules of the world suddenly change. With Persian dubbing available, viewers can enjoy the full experience in their own language without compromising the urgency of the dialogue. Its 2025 setting and international scope make it feel timely, and the creature-threat premise provides the kind of propulsive, episodic momentum that works equally well for solo viewing or family watch nights.

Where & how to watch

The War Between the Land and the Sea is available on K-Time with both Persian dubbing and Persian subtitles. Stream it on the web, on your TV, or on your phone — no VPN needed, no geo-blocking, and you can cancel anytime.