Il Mare (시월애), the 2000 Korean fantasy romance about two people living two years apart who fall in love through letters left in a magical mailbox, holds a specific distinction in Korean film history: it was the first Korean film ever remade by Hollywood, becoming 2006's The Lake House with Keanu Reeves and Sandra Bullock — and more than two decades later, it remains the only Hollywood remake of a Korean film to become a genuine box office success. That record has held up through several attempts since, making Il Mare's Hollywood crossover something of an outlier rather than the start of a reliable pattern.
The Original: A Landmark of Korean Melodrama
Directed by Lee Hyun-seung and starring Lee Jung-jae and Jun Ji-hyun, Il Mare follows Seong-hyeon and Eun-joo, two people who occupy the same seaside house, Il Mare, two years apart — 1998 and 2000 — and discover they can exchange letters through the house's mailbox despite the gap in time. As their correspondence deepens into a real emotional connection across that impossible distance, the film builds its central tension around whether two people separated by time itself can find a way to actually meet. Released September 9, 2000, at a moment when Korean cinema had little international footprint, the film built a following gradually through festival screenings and word-of-mouth DVD circulation abroad rather than a wide theatrical release, which is how it eventually caught Hollywood's attention years before the broader 2000s wave of Korean genre film exports.
Becoming The Lake House
The Lake House relocated the story to Illinois, renaming the leads Alex, an architect, and Kate, a doctor, while preserving the core premise nearly intact: two people living two years apart, connected by letters left in a mailbox at a lake house rather than a beachfront one. Interestingly, Lee Hyun-seung was reportedly offered the chance to direct the American remake himself but turned it down, saying he wanted to see what another director would do with the material instead. Christopher Plummer, playing Alex's father, ended up with an expanded role compared to the original, giving the American version a stronger father-son subplot than Il Mare had. Released in the U.S. in June 2006, the film went on to earn a reported $111 million worldwide.
What Changed, What Stayed the Same
Beyond the setting and character professions, critics who've compared the two films have generally described Il Mare as carrying a more wistful, distinctly Asian melodramatic sensibility, while The Lake House leaned toward a more grounded, everyday tone about mature people questioning whether fate and real connection actually exist. The homes themselves reflect that same shift: Il Mare is a whimsical, enclosed structure with a glass roof, while the Lake House is walled almost entirely in glass, reflecting the lake's light in a more contemporary, transparent design. Both versions keep the letters-through-time device essentially the same, making this one of the more faithful Korean-to-Hollywood adaptations rather than one that only borrowed a loose premise.
A Record That's Never Been Matched
Since The Lake House, Hollywood has continued adapting Korean films — My Sassy Girl (2008), The Uninvited (2009, based on A Tale of Two Sisters), Possession (2009, based on Addicted), Oldboy (2013), and Bugonia (2025, based on Save the Green Planet) among them — but none matched The Lake House's commercial success. Mirror, Mirror's 2008 horror remake Mirrors came closest to breaking even, while the rest posted losses relative to their production budgets. That unbroken streak has left The Lake House standing alone as the sole box office win among Hollywood's Korean film remakes, a distinction Il Mare's own 25th anniversary retrospectives in 2025 pointed to directly.
Il Mare vs. The Lake House
| Detail | Il Mare (2000) | The Lake House (2006) |
|---|---|---|
| Director | Lee Hyun-seung | Alejandro Agresti |
| Lead Cast | Lee Jung-jae, Jun Ji-hyun | Keanu Reeves, Sandra Bullock |
| Setting | Seaside house, South Korea | Lakeside house, Illinois, U.S. |
| Time Gap | 1998 to 2000 | 2004 to 2006 |
| Worldwide Box Office | Domestic Korean release only | ~$111 million |
Frequently Asked Questions
Was Il Mare really the first Korean film remade by Hollywood?
Yes, The Lake House marked the first time Hollywood remade a Korean film, predating the later 2000s and 2010s wave of Korean genre film adaptations.
Is The Lake House a close remake of Il Mare?
Yes, it kept the core premise — two people two years apart exchanging letters through a mailbox — largely intact, making it one of the more faithful Korean-to-Hollywood adaptations rather than a loose reinterpretation.
Why did the original director turn down directing the remake?
Lee Hyun-seung reportedly said he wanted to see how a different director would interpret the material rather than remaking his own film.
Is The Lake House the only successful Hollywood remake of a Korean film?
As of recent retrospectives, yes — it remains the sole Hollywood remake of a Korean film to be considered a genuine box office success, with other attempts like Oldboy and My Sassy Girl underperforming.
Where can I watch Il Mare or The Lake House?
Streaming availability varies by region and changes over time; checking current listings on major streaming platforms is recommended for either film.
Streaming availability changes over time and by region — check current platform listings before planning to watch.