Why a show about an immortal medical examiner became a global cult phenomenon

Entertainment · Published 3 October 2026 Swipe more like this →

In short: Forever, a 2014 ABC drama, followed an immortal New York City medical examiner searching for a way to die. Despite lukewarm American reviews and cancellation after one season, the series found massive, enduring success abroad, sparking passionate fan campaigns that continue to highlight the gap between domestic ratings and international appeal.

Created by Matt Miller, Forever centered on Dr. Henry Morgan, an immortal born in 1779 who served as a medical examiner for the NYPD. The show utilized a procedural format, pairing Morgan with Detective Jo Martinez while exploring his centuries-long history through flashbacks. Miller conceived the premise after discussing death with his five-year-old son, imagining the emotional toll of outliving everyone you love. The series was built on a unique family dynamic: a 35-year-old immortal man living with his mortal, elderly adopted son, Abe.

The production faced significant challenges, including a difficult casting process for the lead role. Miller eventually selected Ioan Gruffudd after spotting him in a preschool carpool lane. The show's technical execution was equally complex; to depict Morgan’s recurring death and naked rebirth in water, the crew used green screens and composite footage to simulate the East River. Despite these efforts, the show struggled in the U.S. market, where critics labeled it derivative of other crime dramas like Sherlock Holmes or the short-lived series New Amsterdam.

While ABC cancelled the show after one season due to low live ratings, the decision was controversial. Data showed that the series gained millions of viewers through DVR playback, and it performed exceptionally well in international markets. In France, it became a Tuesday night staple, averaging 5.7 million viewers, while Spain dubbed it the summer surprise. Fans worldwide launched social media campaigns to save the series, but it remained canceled, leaving behind a legacy as a show that resonated far more deeply with global audiences than with its original network.

General information, not professional advice. Spotted an error? Flag the card or see corrections and complaints.

Intellect Plus is a visual educational discovery platform for exploring fascinating facts and ideas. Brain Food, Not Brain Rot. What is Intellect Plus?

Related

• How a gritty medical drama became the longest-running primetime series in the world
• Why a short-lived vampire drama became a cult phenomenon with its own blood drives
• How a misanthropic medical genius became the world's most-watched television character in 2008.
• A medical drama that turned hospital politics into a battleground for social change
• How a medical family drama became one of the world's longest-running television programs
• How a Polish Tank Crew and Their Dog Became an Enduring Cultural Phenomenon
• The high-stakes culinary theater of Shokugeki no Soma
• How a British detective drama survived cancellation to become a Cold War thriller
• Can you ever truly know the person sleeping next to you every single night?
• Fraggle Rock was designed as a global experiment in cross-cultural television production
• How a modern Cinderella retelling became a global phenomenon spanning over forty countries
• How a Japanese Anime Series About High School Swimmers Became a Global Phenomenon

More in TV series · More in Entertainment · Latest · A–Z · All topics