The One and Only poster

TV Series

The One and Only (2021)

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A contract killer gets entangled with a murder case and three terminally ill women who have each decided to end the life of one person before they die.

Where to watch The One and Only

Stream with a subscription

  • Rakuten Viki

Free with ads

  • Rakuten Viki

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Seasons

Series cast

  • Ahn Eun-jin Ahn Eun-jin Pyo In-sook 16 episodes
  • Kim Kyung-nam Kim Kyung-nam Min Woo-cheon 16 episodes
  • Moon Seong-hyun Moon Seong-hyun Min Woo-Cheon (teen) 16 episodes
  • Kang Ye-won Kang Ye-won Kang Se-yeon 16 episodes
  • JOY JOY Sung Mi-do 16 episodes
  • Goh Doo-shim Goh Doo-shim Yook Sung-ja 16 episodes
  • Jang Hyun-sung Jang Hyun-sung Pyo Gang-Sun 16 episodes
  • Seo Yeon-woo Seo Yeon-woo Ha San-A 16 episodes
  • Ahn Chang-hwan Ahn Chang-hwan Shin Tae-il 16 episodes
  • Choi Young-woo Choi Young-woo Park Seung Seon 16 episodes
  • Han Kyun-yu Han Kyun-yu Gu Ji-pyo 16 episodes
  • Do Sang-woo Do Sang-woo Cho Shi-young 16 episodes
  • Lee Bong-ryeon Lee Bong-ryeon Hwang Ma-Jin 16 episodes
  • Jang In-sub Jang In-sub Oh Jin-kyu 16 episodes
  • Kim Ji-yul Kim Ji-yul Sung Mi-do (child) 2 episodes

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