As Cha Eun-woo continues his mandatory service, The Wonderfools offers a rare glimpse of him on screen in the meantime, a reminder of the range he’ll bring back with him. Until then, we’ll be replaying every episode, waiting for his return.

The Wonderfools (2026) – Lee Un-Jeong

Photo: Courtesy of Netflix

Photo: Courtesy of Netflix

Photo: LEE YOUNG SU/Netflix © 2026

Photo: LEE YOUNG SU/Netflix © 2026

In Netflix’s superhero comedy, Cha Eun-woo trades his usual warmth for something colder and more guarded: a rule-abiding civil servant investigating a string of disappearances, quietly haunted by a past he won’t talk about. Paired against Park Eun-bin’s chaotic energy, he plays the straight man — but there’s a coiled tension under the deadpan that suggests the quiet archetype isn’t as simple as it looks. It’s a deliberate swerve after years of romantic leads, and an early sign of the type of actor he wants to become next. 

Wonderful World (2024) – Kwon Seon-Yul

Photo: @fantagio_official via Instagram
Photo: @fantagio_official via Instagram
Photo: @fantagio_official via Instagram
Photo: @fantagio_official via Instagram
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This is Cha Eun-woo in a register we hadn’t seen before: a medical student carrying a secret, tangled up in a revenge thriller far darker than anything on his résumé to that point. Stripped of the softness that defined his earlier roles, he leaned into ambiguity — playing someone whose motives you’re never quite sure of — and proved he could hold his own in genuinely heavy material. 

A Good Day To Be A Dog (2023-2024) – Jin Seo-Won

Photo: IMDb

Photo: IMDb

A fantastical rom-com premise (a girl who turns into a dog whenever a man touches her — unless he’s this guy) could have played as pure gimmick, but Cha Eun-woo grounded it with comic timing and an easy, self-aware charm. It’s the role that reminded everyone why the rom-com lane suits him so well, even as he was already pushing into darker territory elsewhere. 

True Beauty (2020) – Lee Su-Ho

Photo: @eunwo.o_c via Instagram

Photo: @eunwo.o_c via Instagram

This is the one that made him a household name outside Korea. As the boy-next-door with a guarded interior, Cha Eun-woo turned what could have been a stock romantic-comedy love interest into something warmer and more specific, a performance built less on grand gestures than on small, attentive moments. It’s the role that cemented his signature: effortless charm with just enough restraint to keep it from tipping into saccharine. 

Rookie Historian Goo Hae Ryung (2019) – Yi Rim

Photo: Netflix

Photo: Netflix

Period dramas live or die based on how convincingly the actors wear the weight of the costumes, and Cha Eun-woo made it look like a second skin. As a prince navigating royal expectation and forbidden connection, he brought a stillness to the role that read as both regal and quietly rebellious, which is proof that his appeal wasn’t limited to modern-day charisma. 

My Id Is Gangnam Beauty (2018) – Do Kyung-Seok

Photo: @jtbcdrama via Instagram

Photo: @jtbcdrama via Instagram

Before he was anyone’s leading man, Cha Eun-woo played the aloof, hard-to-read classmate whose walls come down slowly over the course of the series. It’s an earlier, rougher-edged performance, but you can already see the ingredients — the reserve, the vulnerability underneath — that would define his later, more polished roles.