Butterfly (TV) Cast
The cast of Butterfly. Updated on August 28, 2025.
9 actors
Daniel Dae Kim
as David Jung (6 episodes)

David Jung is a former U.S. intelligence operative living in South Korea whose past resurfaces to threaten his life and family.

Reina Hardesty
as Rebecca (5 episodes)

Rebecca is a character in the series.

Piper Perabo
as Juno (6 episodes)

Juno is a character in the series.

Louis Landau
as Oliver (5 episodes)

Oliver is a character in the series.

Kim Tae-hee
as Eunju Kim (6 episodes)

Eunju Kim is a character in the series.

Sean Dulake
as Hollis (6 episodes)

Hollis is a character in the series.

Charles Parnell
as Senator Dawson (6 episodes)

Senator Dawson is a character in the series.

Kim Ji-hoon
as Gun (6 episodes)

Gun is a character in the series.

Park Hae-soo
as Yong Shik Choi (6 episodes)

Yong Shik Choi is a character in the series.

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