The Substitute poster

TV Series

The Substitute (2026)

That day, we crossed the line.

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A top high school student is blackmailed into taking a substitute college entrance exam, leading to a manipulation crime thriller.

Where to watch The Substitute

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Seasons

Next episode: S1 E1, Nov 23, 2026

Series cast

  • Bae Hyeon-seong Bae Hyeon-seong Nam Jae-yeob 10 episodes
  • Cha Kang-yoon Cha Kang-yoon Kang Geon-tae 10 episodes
  • Park Yoon-ho Park Yoon-ho Joo Hee-dong 10 episodes
  • Uhm Ji-won Uhm Ji-won Shim Kyung-oh 10 episodes
  • Park Hyuk-kwon Park Hyuk-kwon Nam Dong-sik 10 episodes
  • Baek Ji-won Baek Ji-won Baek Seon-hee 10 episodes
  • Woo Ji-hyun Woo Ji-hyun Chairman Han 10 episodes
  • Lee Da-yeon Lee Da-yeon Kang I-yeon 10 episodes
  • Gu Do-hyung Gu Do-hyung Jin-hyuk 10 episodes

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