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김하늘 as Yoon So-eun |
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Yoo Ji-tae as Ji-in |
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하지원 as Soe Hyeon-ji |
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박용우 as Ji Dong-hee |
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김민주 as Hur Sun-mi |
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신철진 as Security Guard |
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유태균 as Yoon So-eun's Father |
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이인옥 as Yoon So-eun's Mother |
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이영광 as Professor |
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김상원 as Ji-in's Friend |
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공유석 as Ji-in's Friend |
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유진희 as Hospital lady |
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맹봉학 as Doctor |
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김도식 as Butler |
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김방선 as Librarian |
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김도윤 as Ham Radio Club 1 |
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Son Kang-gook as Ham Radio Club 2 |
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이경훈 as Literature Club 3 |
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이승찬 as Literature Club 4 |
| Directing | 김정권 | Director |
| Writing | Soo Dah | Writer |
| Writing | Heo In-ah | Writer |
| Writing | 김정권 | Writer |
| Writing | 신재호 | Original Story |
| Writing | 장진 | Writer |
| Camera | 정광석 | Director of Photography |
| Editing | Kyung Min-ho | Editor |
| Lighting | Shin Hak-sung | Lighting Director |
| Sound | 이욱현 | Original Music Composer |
| Costume & Make-Up | 권유진 | Costume Design |
| Sound | 한철희 | Production Sound Mixer |
| Sound | Oh Won-chol | Sound Supervisor |
| Sound | 최태영 | Sound Supervisor |
| Visual Effects | Cho E-suck | Visual Effects Supervisor |
| Production | 이동권 | Producer |
| Production | 김형준 | Producer |
