18 Again_
Original: 18 어게인
"You're young again. You're at an age full of dreams and hope. What's your dream now that you're young again?"
At a difficult place in his marriage and career, a middle-aged man gets a shot at a do-over when he's transformed back into his 18-year-old body.
Created By
Ha Byung-hoon
Network
JTBC
Episodes
16
Updated Feb 16, 2026
WHERE TO WATCH
DROPTHE_ GOSSIP
Overview
18 Again has 1 season with 16 episodes spanning 2020.
Rating
With a 8.3/10 rating from 253 votes, 18 Again is considered highly rated.
Year context
18 Again first aired 6 years ago in 2020.
CAST (16)
Lee Do-hyun
Hong Dae-young / Go Woo-young
Kim Ha-neul
Jung Da-jung
Yoon Sang-hyun
Hong Dae-young (37 years old)
Roh Jeong-eui
Hong Shi-ah
Ryeoun
Hong Shi-woo
Wi Ha-jun
Ye Ji-hoon
Kim Kang-hyun
Go Deok-jin
Lee Mi-do
Choo Ae-rin
Han So-eun
Young Jung Da-jung
Choi Bo-min
Seo Ji-ho
Hwang In-yeop
Goo Ja-sung
Kim Yoo-ri
Ok Hae-in
Lee Ki-woo
Choi Il-kwon
Ahn Nae-sang
JBC Director
Yoon Byul-ha
Ye Seo-yeon
Ko Eun-min
Lim Ja-young
SEASONS (1 season, 16 episodes)
SEASON 1
01
Life Goes On
At a crucial basketball game in which he must prove his skills in front of Hanguk University scout, Dae Young chooses what’s best for both…
02
About the Things That Made You Smile
As 18-year-old Hong Dae Young, Ko Woo Young realizes that his children are living a life that he wasn’t aware of, and he decides to…
03
A Story About Rain and You
Da Jung gets a phone call from JBC regarding the results of the open recruitment. Meanwhile, Woo Young picks a fight with Ja Sung when…
04
The Boy We Loved Back Then
At a team dinner with the baseball team, Ji Hoon requests the director to schedule Da Jung for his upcoming interview. Meanwhile, Si Ah is…
05
First Loves Never Come True
Dae Young wants to know why Da Jung wants to get divorced. However, Dae Young can’t get the answer from her as Woo Young. Dae…
06
A Sincere Heart of Her Number 1 Fan
Dae Young is bothered by Ji Hoon who tries to get close to Da Jung. Da Jung’s divorce gets public, and she loses her programs…
07
Someone Who Gives Courage to Me
When Deok Jin envies the fact that Dae Young has become young again, Woo Young carelessly blurts out his true identity. Ae Rin, who happens…
08
The Story Only I Didn't Know
While Woo Young is unsure of the conversation between Da Jung and Il Gwon, he is worried that Da Jung might have found out his…
09
Things You Notice Only After You Have Lost Them
Da Jung couldn’t turn a blind eye to Il Gwon’s behaviour as a basketball coach and asks for help from the other parents. After catching…
10
If I Love Again
Woo Young throws himself in front of an oncoming car to save a little girl in danger and is taken to a hospital. Meanwhile, after…
11
Lost Love
Woo Young turns around without saying anything after seeing Da Jung smiling with Ji Hoon. Meanwhile, during the school's festival, Ja Sung confesses his feeling…
12
Half-Moon
Da Jung thinks that what happened between her and Woo Young was just a dream, but she still can’t bring herself to face him. Meanwhile,…
13
The Man That Makes My Heart Flutter
Woo Young kisses Da Jung out of nowhere. Wrapped up in a myriad of thoughts, Da Jung hurriedly distances herself from Woo Young. Later on,…
14
I Miss You
With the full-time employment announcement just around the corner, Da Jung gets thrown into confusion after listening to Woo Young's outlandish confession. Woo Young realizes…
15
Confession
Woo Young and Da Jung don’t even remember the last time they went out on a date and decide to go on one. Meanwhile, Woo…
16
Life Goes On
While on her way to Si Woo’s basketball match, Da Jung sees Woo Young in front of the stadium and blames herself for ruining his…
SERIES INFO
1
Seasons
16
Episodes
70 min/ep
Per Episode
Ended
Status
CREW
Creator
Ha Byung-hoon
NETWORKS (1)
JTBC
DETAILS
First Aired
Last Aired
Status
Ended
Seasons
1
Episodes
16
Episode Length
70 min/ep
Language
Korean
Country
Rating
8.3/10 (253 votes)
Popularity
5
IMDB
FREQUENTLY ASKED QUESTIONS
What is 18 Again about?
At a difficult place in his marriage and career, a middle-aged man gets a shot at a do-over when he's transformed back into his 18-year-old body.
Where can I watch 18 Again?
18 Again is available on Netflix, Max, TVING, U-NEXT. Availability varies by region.
How many seasons does 18 Again have?
18 Again has 1 season with 16 episodes total.
Who created 18 Again?
18 Again was created by Ha Byung-hoon.
Who stars in 18 Again?
The cast of 18 Again includes Lee Do-hyun, Kim Ha-neul, Yoon Sang-hyun, Roh Jeong-eui, Ryeoun.
What is the rating of 18 Again?
18 Again has a rating of 8.3 out of 10 based on 253 votes on TMDB.
Is 18 Again still running?
18 Again has ended. The final episode aired on .
GENRES (3)
Drama
Comedy
Sci-Fi & Fantasy
