Tell Me What You Saw () is a 2020 South Korean television series starring Jang Hyuk, Choi Soo-young, and Jin Seo-yeon. It aired on OCN from February 1 to March 22, 2020.

Synopsis Oh Hyun-jae (Jang Hyuk) was a genius profiler who cracked many cold cases using his unsurpassed profiling skills. One day, his fiancée was killed in an explosion set by a serial killer and Hyun-jae lived in seclusion after that. Five years later, a new murder takes place using the same method as that serial killer. While investigating the case, team leader Hwang Ha-young (Jin Seo-yeon) meets a detective from the countryside, Cha Soo-young (Choi Soo-young), who has a photographic memory. She introduced Soo-young to Hyun-jae and they work together to go after the serial killer.

Cast Main Jang Hyuk as Oh Hyun-jae A genius criminal profiler who became a recluse after losing his fiancée in an explosion. Choi Soo-young as Cha Soo-young A rookie detective from the countryside with a photographic memory.

Supporting People in Mucheon Metropolitan Police Agency Jin Seo-yeon as Hwang Ha-young The team leader of the Regional Investigation Unit (RIU). Jang Hyun-sung as Choi Hyung-pil An ambitious senior superintendent of the Mucheon Metropolitan Police Agency. Ryu Seung-soo as Yang Man-soo A veteran detective in the Regional Investigation Unit (RIU). Shin Soo-ho as Jang Tae-sung A reckless detective in the RIU. Yoo Hee-je as Lee Ji-min A brainy detective in the RIU.

People around Oh Hyun-jae Lee Si-won as Han I-su Hyun-jae's fiancée who was a brilliant cellist. Lee Ki-hyuk as Won Se-yoon

People around Cha Soo-young Ha Sung-kwang as Cha Man-suk Soo-young's father who is a deaf-mute. Eum Moon-suk as Kang Dong-sik A countryside policeman who used to work as Soo-young's partner.

Original soundtrack

Part 1

Part 2

Part 3

Part 4

Part 5

Part 6

Ratings

+ Average TV viewership ratings Original broadcast date Title Average audience share(Nielsen Korea) Nationwide Seoul 1 February 1, 2020 An instant, 1/75th of a second 2.031% 2 February 2, 2020 Ghost Image 3.256% 3.692% 3 February 8, 2020 Evidence 4 February 9, 2020 Signature 3.310% 3.773% 5 February 15, 2020 Inattentional Blindness 2.221% 2.622% 6 February 16, 2020 Velocity 3.538% 4.433% 7 February 22, 2020 Reflection 1.840% 8 February 23, 2020 Variable 3.687% 4.287% 9 February 29, 2020 Optical Illusion 2.224% 10 March 1, 2020 Decalcomanie 3.364% 4.161% 11 March 7, 2020 Dice 2.537% 3.016% 12 March 8, 2020 Motion 3.753% 4.182% 13 March 14, 2020 Random 2.387% 2.909% 14 March 15, 2020 Explosion 3.759% 4.369% 15 March 21, 2020 Trinity 2.430% 3.108% 16 March 22, 2020 Liber Proverbiorum 6:17 Average

Notes

References

External links