
A loyalist attempts to keep the King’s empire from being overthrown by a revolutionary group.
Does Butterfly and Sword have end credit scenes?
No!
Butterfly and Sword does not have end credit scenes. You can leave when the credits roll.
Explore the complete cast of Butterfly and Sword, including both lead and supporting actors. Learn who plays each character, discover their past roles and achievements, and find out what makes this ensemble cast stand out in the world of film and television.

Michelle Yeoh
Lady Ko

Donnie Yen
Yip Cheung

Jimmy Lin Chih-Ying
Prince Cha

Elvis Tsui Kam-Kong
Lord Suen Yuk Pa

Chang Kuo-Chu
Eunuch Tsao

Tony Leung
Meng Sing-Wan

Elsie Yeh
Ho Ching

Tou Tsung-Hua
Lui Heung-Chuen

Joey Wong Cho-Yin
Butterfly

Choi Hin-Cheung
Lord Suen's Man / Guard

Steve Lee Ka-Ting
Lui Chung Yuen

Choi Kin-Shing
Lord Suen's Man

Chang Chung-Yu
Forest Fighter

Chu Ben-Ke
Bald fighter

Lin Kuang-Chin
Forest Fighter

Suen Siu-Ming
Forest Fighter

Wang Yao
Forest Fighter

Wong Chung-Kui
Eunuch

So Man-Tsz
Forest Fighter
Discover where to watch Butterfly and Sword online, including streaming platforms, rental options, and official sources. Compare reviews, ratings, and in-depth movie information across sites like IMDb, TMDb, Wikipedia or Rotten Tomatoes.
Challenge your knowledge of Butterfly and Sword with this fun and interactive movie quiz. Test yourself on key plot points, iconic characters, hidden details, and memorable moments to see how well you really know the film.
Which actor portrays the assassin Sing?
Read the complete plot summary of Butterfly and Sword, including all major events, twists, and the full ending explained in detail. Explore key characters, themes, hidden meanings, and everything you need to understand the story from beginning to end.
Butterfly, Joey Wong Cho-Yin, is a young woman whose father once stood among the martial arts world’s legends, yet she grows up in a quiet, intimate life with her beloved Meng Sing-Wan, Tony Leung. They share a simple existence in a small hut beside a river, where Sing spends his days fishing and writing poetry, and Butterfly cherishes their peaceful happiness. Yet Sing carries a hidden life; he is part of a shadowy order, a skilled assassin, and his days of serene romance are tempered by the secret burden he bears.
Sing is a member of the Happy Forest, a clandestine group of assassins led by Sister Ko, Michelle Yeoh. With Ko’s guidance, Sing’s closest ally is Yip Cheung, Donnie Yen, and together they form the strongest bond within their tight circle. Ho Ching, Elsie Yeh, is another ally who grew up with them, a figure whose presence lingers in the back of Sing’s memories. The quartet – Ko, Sing, Yip, and Ho Ching – constitutes the core of their shared history and the fragile magic that keeps their fragile world intact.
A dangerous mission comes into play when Ko is tasked by Grand Eunuch Tsao, Chang Kuo-Chu, to steal a vital letter from Master Suen, a powerful figure from the Elites Villa sect, a letter that had been placed in Tsao’s hands by his adversary in court, Grand Eunuch Li. To pull this off, Ko instructs Sing to fake his own death and enter Suen’s service as a lone swordsman. Sing agrees, and his talents soon win the trust of Lord Suen Yuk Pa, Elvis Tsui Kam-Kong. Within Duels and deceptive appearances, Sing encounters Suen’s own woman, a figure who bears a striking resemblance to Ho Ching, a reminder of the past they both carry.
The wedding night becomes a turning point: Ho Ching attempts to seize the message, but is killed in the attempt. The loss devastates Sing, who returns to the Happy Forest to confront Ko about Ho Ching’s true fate and the fact of her undercover life. Ko struggles with the consequences of their tangled loyalties, and the friction tests their loyalties to each other and to the cause they have sworn to protect. Soon after, Ko and Yip break into Suen’s Elites Villa with Sing already inside, and together they confront Suen, ultimately defeating him and reclaiming the crucial letter. When they deliver the message to Eunuch Tsao, a shocking truth comes to light: Eunuch Li is really Tsao in disguise, and Tsao had orchestrated a plot to bring down the entire martial arts world. In the final confrontation, the teamwork of Ko, Sing, and a young prince ensures Tsao’s defeat.
In the extended uncensored ending, Butterfly and Sing share a quiet moment of reconciliation after their victory, even as Ko faces an impossible choice. Ko steps off a cliff, choosing her fate, while Yip follows, holding her as they both drift into the sea, confessing their willingness to die together. Butterfly and Sing watch with heavy hearts as their friends face their end, and the survivors must live with the consequences of a world forever altered by the clashes within the martial arts realm.

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