ITV4 Thursday Line‑up: From Magnum’s High‑Octane Chases to Benidorm’s Sun‑Kissed Chaos

It’s Thursday, 20 August 2026, and ITV4 is delivering a full‑throttle evening of classic drama, thrilling action, and light‑hearted escapism. Whether you’re in the mood for a detective on a Hawaiian island or a sun‑baked holiday sitcom, there’s something to suit every taste.

Magnum, P.I. – The Classic Action Drama That Never Gets Old

Magnum, P.I.

Thomas Magnum takes on a high‑stakes gambling ring and a slippery assassin in the first episode. The series remains reliable, with its signature blend of humor and grit keeping the audience hooked. If you’re a fan of classic American detective work, this is one of the better options for a late‑night watch.

Robin of Sherwood – Medieval Adventure with a Modern Twist

Robin of Sherwood

A young girl seeks Robin’s help against a guardian of a priceless treasure. The episode blends folklore with suspense, remaining entertaining while adding a fresh perspective to the legendary tale.

Boon – A Blend of Suspense and Light‑Hearted Drama

Boon

Ken’s attempt to protect a woman from a nuisance husband turns into a series of strange events. The show keeps a steady pace, offering a solid mixture of drama and occasional humor.

The Professionals – Intense Intelligence Operations

The Professionals

Two criminal intelligence agents face danger after a restaurant bomb injures a loved one. The series’ tension and character dynamics hold up well, sustaining viewer interest.

Sharpe – Napoleonic Warfare Reimagined

Sharpe

Set in 1813, the episode follows a desperate plan to capture a spymaster. The action is brisk, and the period detail adds a layer of intrigue for history buffs.

Cycling: Women’s Tour of Britain Highlights – A Quick Pulse‑Pumping Break

Cycling Highlights

A single‑hour highlight of the race’s Stage Two gives viewers a dose of adrenaline. The segment is concise yet engaging, fitting nicely into a busy evening.

Benidorm – Sun, Sangria, and Endless Laughs

Benidorm

Four episodes in a row showcase the garvey’s antics and the locals’ mishaps. The comedy remains reliable, with its familiar characters delivering light‑hearted entertainment that can be enjoyed in short bursts.

Black Sails – A Dark Seafaring Saga

Black Sails

While Miranda faces a crisis, the episode explores deeper wounds for Eleanor and Vane. The series’ gritty storytelling keeps viewers engaged, though the pace may be slower than other action titles.

Hell’s Kitchen – Grilling Up the Competition

Hell's Kitchen

With chefs battling in the kitchen, the show offers a mix of culinary skill and drama. It remains a solid choice for food‑lovers seeking a competitive edge.

River Monsters – Extreme Angling Adventures

River Monsters

Jeremy Wade hunts the rare freshwater sawfish in the Australian outback. The episode is a thrilling exploration of nature’s extremes, holding up well for science enthusiasts.

The Best of the 80s – Nostalgic Sports Showcase

The Best of the 80s

A quick look back at iconic sports moments from the 1980s. The segment is brief but nostalgic, offering a nostalgic break for fans of classic sports coverage.

In short, ITV4’s Thursday lineup delivers a mix of action, adventure, comedy, and reality that keeps the late‑night audience entertained. Pick a show that matches your mood and dive into a diverse viewing experience.