Record of Youth

Record of Youth is a South Korean television series starring Park Bo-gum, Park So-dam, and Byeon Woo-seok. It aired on tvN from September 7 to October 27, 2020, every Monday and Tuesday at 21:00 (KST), and is available for streaming worldwide on Netflix.

Synopsis
The drama follows the lives of three young people in the contemporary fashion industry. They strive to achieve their dreams and love without despair.

Main

 * Park Bo-gum as Sa Hye-jun
 * Im Jae-ha as young Sa Hye-jun
 * A model from a working-class family who dreams of becoming a top actor. Despite failing several auditions, he postpones his military enlistment and eventually begins to make his dreams come true.


 * Park So-dam as Ahn Jeong-ha
 * A makeup artist, a fan-girl of Hye-jun as he models, she lives her life positively. After quitting her office job, she works at a beauty salon in Cheongdam-dong where she is often criticized by her boss. Later, she starts her own beauty salon.


 * Byeon Woo-seok as Won Hae-hyo
 * Noh Young-min young Won Hae-hyo
 * A model turned actor and one of Hye-jun's best friends. He comes from a rich family where his mother controls his professional life.


 * Kwon Soo-hyun as Kim Jin-woo
 * Baek Soo-min as young Kim Jin-woo
 * Bumbling friend of Hye-jun and Hae-hyo. He works as a photographer and wants to open his own studio.

Sa Hye-jun's family

 * Ha Hee-ra as Han Ae-sook, Sa Hye-jun's mother
 * Han Jin-hee as Sa Min-gi, Sa Hye-jun's grandfather
 * Park Soo-young as Sa Young-nam, Sa Hye-jun's father
 * Lee Jae-won as Sa Kyeong-jun, Sa Hye-jun's older brother

Won Hae-hyo's family

 * Shin Ae-ra as Kim Yi-young, Won Hae-hyo's mother
 * Seo Sang-won as Won Tae-kyeong, Won Hae-hyo's father
 * Jo Yoo-jung as Won Hae-na, Won Hae-hyo's younger sister

Kim Jin-woo's family

 * Jung Min-sung as Kim Jang-man, Kim Jin-woo's father
 * Park Sung-yeon as Lee Kyung-mi, Kim Jin-woo's mother
 * Jang Yi-jung as Kim Jin-ri, Kim Jin-woo's younger sister

Others

 * Shin Dong-mi as Lee Min-jae, Sa Hye-jun's manager
 * Lee Chang-hoon as Lee Tae-soo, Hye-jun's former manager and the new director at Park Do-ha's entertainment company
 * Kwon Eun-soo as Gateway casting interviewer
 * Park Se-hyun as Choi Soo-bin, Ahn Jeong-ha's friend and co-worker at the salon
 * Yang So-min as hair salon director
 * Jo Ji-seung as Park Jin-ju, Ahn Jeong-ha senior co-worker at the salon
 * Lim Ki-hong as Yang Moo-jin
 * Kim Gun-woo as Park Do-ha, a top actor
 * Kim Min-chul as Chi-yeong, Hye-Jun's chauffeur

Special appearances

 * Kim Hye-yoon as Lee Bo-ra, a makeup artist (Ep. 1)
 * Lee Seung-joon as Charlie Jung, a fashion designer (Ep. 1–2, 10)
 * Lee Hae-woon as PD (Ep. 1, 3)
 * Kim Min-sang as Director Choi Se-hun (Ep. 1, 4–5, 9)
 * Kang So-young as Runway model (Ep. 2)
 * Seol In-ah as Jung Ji-ah, Hye-jun's ex-girlfriend (Ep.4, 7–15)
 * Seo Hyun-jin as Lee Hyun-soo, an actress (Ep. 8–9)
 * Bae Yoon-kyung as Kim Su-man (Ep. 8–16)
 * Kang Han-na as Jessica, host of OVN Drama Awards (Ep. 9)
 * Park Seul-gi as host at a press conference (Ep. 9)
 * Park Seo-joon as Song Min-soo, an actor (Ep. 9–10)
 * Lee Sung-kyung as Jin Seo-woo (Ep. 12)
 * Lee Hye-ri as Lee Hae-ji (Ep. 13)
 * Choi Soo-jong as Mall visitor (Ep. 14)

Original soundtrack
 Part 1 

 Part 2 

 Part 3 

 Part 4 

 Part 5 

 Part 6 

 Part 7 

 Part 8 

 Part 9 

 Part 10 

 Part 11 

Viewership
A 6.362% viewership rating was recorded nationwide for the series's first episode, making it one of the highest premiere ratings of the network. Despite a hiatus of more than a month from the previous work, it started with high ratings from the first episode. It achieved the number one viewer rating for tvN's first Monday-Tuesday drama, and was also ranked in the top 10 list of tvN's first drama. Since then, it has been steadily rising without a drop in ratings, and has maintained its first place in the same time period even after two competitors began airing.