School bullying takes a violent turn when students begin to revolt, and complications arise in Weak Hero Class 1. The series focuses on the dangers of school bullying and the impacts it can have on the people suffering. Yeon Si-eun is a top student who has no interest in taking part in any of the school troubles.
Si-eun's main goal is to study and get into a good college. However, soon his life takes a turn when he decides to stop a bully, which quickly makes him the target. The cast of Weak Hero Class 1 is undoedly the propelling factor in making this series such a hit.
Weak Hero Class 1 cast and character guide
1) Park Ji-hoon as Yeon Si-eun

Park Ji-hoon is the type of talent that is truly rare to find. In each and every role that he does, he completely embodies the character. In this series, his character Yeon Si-eun becomes the target of the bullies after he tries to protect a student from bullying. Si-eun has no interest in getting entangled with the other students and keeps to himself.
However, slowly he becomes close with Ahn Su-ho, who teaches him to fight and also becomes his closest friend. However, things get complicated when Si-eun ends up putting his life in danger. Park Ji-hoon’s other notable works that definitely require a place in your watchlist are Love Song for Illusion, Love Revolution, Flower Crew: Joseon Marriage Agency, and many more.
2) Choi Hyun-wook as Ahn Su-ho

Choi Hyun-wook’s Ahn Su-ho is the type of friend we all deserve in our lives. Su-ho is effortlessly humorous and also possesses the skills of a fighter. Due to a past incident, he is unable to continue training for MMA fighting, hence his fighting skills are no joke. Some students at his school use their strength to bully the weaker students, but it is not the same for him.
Su-ho uses his strength to protect them. In the series, Choi Hyun-wook perfectly captures the nuanced nature of Su-ho. The manner in which Su-ho perfectly hides his difficulties and keeps up a brave and happy face leaves an impact. Choi Hyun-wook’s other TV shows that will show how talented he is are Twinkling Watermelon, My Dearest Nemesis, Twenty-Five Twenty-One, and many more.
3) Hong Kyung as Oh Beom-seok

While Su-ho is the type of friend we all want, Hong Kyung’s Beom-seok is the type of friend we all should stay away from. Oh Beom-seok, who was once bullied, becomes Si-eun and Su-ho’s friend. However, his insecurity and ego become a propelling factor in making him the villain under the guise of a friend.
Oh Beom-seok’s multilayered character is perfectly captured by Hong Kyung. Hong Kyung’s other notable works include D.P., Brain, Your Choice of Romance, Revenant, Lovers of the Red Sky, My Lawyer, Mr. Jo 2: Crime and Punishment, etc.
4) Kim Su Gyeom as Jeon Yeong-bin

Kim Su Gyeom’s Jeon Yeong-bin is the bully in Weak Hero Class 1 who keeps on targeting Si-eun. Si-eun initially keeps to himself and does not retaliate. Yeong-bin keeps on using one tactic after another to torment Si-eun and eventually faces the consequences of his actions.
Kim Su Gyeom does a commendable job in making us feel extreme anger towards Yeong-bin’s character, just as the character was needed to depict. It is truly a testament to Kim Su Gyeom’s talent as an actor. His other works include Dongjae, the Good or the Bastard, Duty After School, Love Revolution, and many more.
5) Shin Seung-ho as Jeon Seok-dae

Shin Seung-ho’s Jeon Seok-dae left a lasting impact on the viewers, even with the shorter screen time. Seok-dae, the leader of the delinquents, definitely knows how to fight and also how to take care of the people close to him.
Shin Seung-ho is also present in numerous other TV shows and movies. His other notable works are Omniscient Reader: The Prophecy, Alchemy of Souls, and many more.
Other cast members of the series include:
- Lee Yeon as Yeong I
- Hwang Sung Bin as Han Tae Hun
- Yoon Jung Hoon as Lee Jeong Chan
- Na Chul as Kim Gil Su
- Cha Woo-min as Kang Woo-young
For more such interesting pieces, stay tuned to Soap Central.