Jung Jae Sung | TVmaze

Study Group (2025)

Guest starring as Yuseong Technical High School Vice-Principal (7 episodes)

Hospital Playlist (2020)

Guest starring as Chief Neurosurgeon

Diary of a Prosecutor (2019)

Guest starring as Kim In Joo (13 episodes)

Episode 1x16: Episode 16 (Feb 11, 2020)
Episode 1x15: Episode 15 (Feb 10, 2020)
Episode 1x12: Episode 12 (Jan 28, 2020)
Episode 1x11: Episode 11 (Jan 27, 2020)
Episode 1x10: Episode 10 (Jan 21, 2020)
Episode 1x09: Episode 9 (Jan 20, 2020)
Episode 1x08: Episode 8 (Jan 14, 2020)
Episode 1x06: Episode 6 (Jan 7, 2020)
Episode 1x05: Episode 5 (Jan 6, 2020)
Episode 1x04: Episode 4 (Dec 24, 2019)
Episode 1x03: Episode 3 (Dec 23, 2019)
Episode 1x02: Episode 2 (Dec 17, 2019)
Episode 1x01: Episode 1 (Dec 16, 2019)
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Flower Crew: Joseon Marriage Agency (2019)

Starring as Kang Mong Koo

Doctor John (2019)

Guest starring as Kwon Suk (19 episodes)

Episode 1x31: Breaking up is like breaking up with someone you hope to see again someday (1) (Sep 7, 2019)
Episode 1x30: The mind of the departed (2) (Sep 6, 2019)
Episode 1x28: Select any (2) (Aug 31, 2019)
Episode 1x26: The promise of trying (2) (Aug 30, 2019)
Episode 1x25: The promise of trying (1) (Aug 30, 2019)
Episode 1x24: Schrödinger's Cat (2) (Aug 24, 2019)
Episode 1x21: Up (1) (Aug 23, 2019)
Episode 1x19: An ominous foreboding on a sunny afternoon (1) (Aug 17, 2019)
Episode 1x18: Terminal: Terminally ill, incurable (2) (Aug 16, 2019)
Episode 1x17: Terminal: Terminally ill, incurable (1) (Aug 16, 2019)
Episode 1x16: Understanding someone (2) (Aug 10, 2019)
Episode 1x15: Understanding someone (1) (Aug 10, 2019)
Episode 1x14: Secrets & lies (2) (Aug 9, 2019)
Episode 1x12: Memories of pain (2) (Aug 3, 2019)
Episode 1x09: 21g, the Weight of a Soul (1) (Aug 2, 2019)
Episode 1x08: Facing your fears (2) (Jul 27, 2019)
Episode 1x07: Facing your fears (1) (Jul 27, 2019)
Episode 1x05: Champions (1) (Jul 26, 2019)
Episode 1x04: 0.00001% hope (2) (Jul 20, 2019)
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Where Stars Land (2018)

Guest starring as Lee Woo Taek (25 episodes)

Episode 1x32: Episode 32 (Nov 26, 2018)
Episode 1x31: Episode 31 (Nov 26, 2018)
Episode 1x30: Episode 30 (Nov 20, 2018)
Episode 1x29: Episode 29 (Nov 20, 2018)
Episode 1x28: Episode 28 (Nov 19, 2018)
Episode 1x27: Episode 27 (Nov 19, 2018)
Episode 1x26: Episode 26 (Nov 13, 2018)
Episode 1x25: Episode 25 (Nov 13, 2018)
Episode 1x24: Episode 24 (Nov 12, 2018)
Episode 1x22: Episode 22 (Nov 6, 2018)
Episode 1x21: Episode 21 (Nov 6, 2018)
Episode 1x20: Episode 20 (Nov 5, 2018)
Episode 1x19: Episode 19 (Nov 5, 2018)
Episode 1x18: Episode 18 (Oct 30, 2018)
Episode 1x17: Episode 17 (Oct 30, 2018)
Episode 1x16: Episode 16 (Oct 29, 2018)
Episode 1x14: Episode 14 (Oct 23, 2018)
Episode 1x13: Episode 13 (Oct 23, 2018)
Episode 1x12: Episode 12 (Oct 16, 2018)
Episode 1x11: Episode 11 (Oct 16, 2018)
Episode 1x09: Episode 9 (Oct 15, 2018)
Episode 1x08: Episode 8 (Oct 9, 2018)
Episode 1x07: Episode 7 (Oct 9, 2018)
Episode 1x06: Episode 6 (Oct 8, 2018)
Episode 1x05: Episode 5 (Oct 8, 2018)
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My Mister (2018)

Guest starring as Yoon Sang Tae (15 episodes)

Episode 1x16: Episode 16 (May 17, 2018)
Episode 1x14: Episode 14 (May 10, 2018)
Episode 1x13: Episode 13 (May 9, 2018)
Episode 1x12: Episode 12 (Apr 26, 2018)
Episode 1x11: Episode 11 (Apr 25, 2018)
Episode 1x10: Episode 10 (Apr 19, 2018)
Episode 1x09: Episode 9 (Apr 18, 2018)
Episode 1x08: Episode 8 (Apr 12, 2018)
Episode 1x07: Episode 7 (Apr 11, 2018)
Episode 1x06: Episode 6 (Apr 5, 2018)
Episode 1x05: Episode 5 (Apr 4, 2018)
Episode 1x04: Episode 4 (Mar 29, 2018)
Episode 1x03: Episode 3 (Mar 28, 2018)
Episode 1x02: Episode 2 (Mar 22, 2018)
Episode 1x01: Episode 1 (Mar 21, 2018)
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Prison Playbook (2017)

Guest starring as Professor Myung (3 episodes)

KBS Drama Special (2010)

Guest starring as CEO Goo