Explore the talented The Red Sleeve Cast, including Lee Jun-ho as Crown Prince Yi San, Lee Se-young as court lady Sung Deok-im, and Kang Hoon as loyal friend Hong Deok-ro. Discover how each actor brings the historical romance to life with powerful performances.
Table of Contents
Introduction

The Red Sleeve is a critically acclaimed historical Korean drama that captivated audiences with its poignant storytelling, rich cinematography, and compelling characters. At the heart of its success lies a stellar cast led by Lee Jun-ho, Lee Se-young, and Kang Hoon, whose powerful performances brought depth and emotion to this 18th-century royal love story. Set during the Joseon Dynasty, the drama explores the bittersweet romance between Crown Prince Yi San and court lady Sung Deok-im, brought to life through the chemistry and nuanced portrayals of its lead actors. In this article, we take a closer look at the cast of The Red Sleeve and the unforgettable roles they played.
The Red Sleeve Cast
Lee Jun-ho as Yi San / King Jeongjo
Lee Jun-ho, also known as Junho of 2PM, delivers a career-defining performance as Yi San, the crown prince who later becomes King Jeongjo. His portrayal captures the inner conflict of a man torn between duty and love. Lee Jun-ho brings grace, emotional restraint, and quiet strength to the character, showing Yi San’s journey from an ambitious royal to a deeply lonely yet responsible monarch. His chemistry with co-star Lee Se-young was widely praised for its emotional intensity and realism.
Lee Se-young as Sung Deok-im
She’s not your typical historical drama heroine—Deok-im is witty, strong-willed, and fiercely independent. Lee Se-young masterfully balances the character’s vulnerability with resilience, making her both relatable and admirable. Her performance brings warmth and emotional depth to the story, showing a woman who desires freedom and identity even within the confines of the palace.
Kang Hoon as Hong Deok-ro
Kang Hoon plays Hong Deok-ro, Yi San’s close friend and royal scholar. Initially loyal and supportive, his character becomes increasingly complex as political ambitions and jealousy come into play. Kang Hoon portrays the inner turmoil of Hong Deok-ro with nuance, making him one of the more tragic figures in the series. His performance added layers to the palace intrigue and emotional tension.
Supporting Cast
Jang Hye-jin as Court Lady Seo
With wisdom and composure, she provides guidance and emotional support to the younger court ladies. Her performance adds warmth and a grounded presence to the palace environment.
Oh Dae-hwan as Kang Tae-ho
Oh Dae-hwan portrays Kang Tae-ho, a royal guard loyal to Yi San. His character is dependable and courageous, often assisting the Crown Prince in navigating political dangers. He adds a layer of protection and loyalty to the royal court dynamics.
Lee Deok-hwa as King Yeongjo
He is portrayed as both formidable and emotionally unpredictable, deeply influencing Yi San’s development and fears. His presence underscores the heavy burdens of royalty and succession.
Seo Hyo-rim as Queen Jeongsun
Seo Hyo-rim plays Queen Jeongsun, the influential and politically astute queen dowager. She is cunning and calculating, often at odds with Yi San. Her performance adds dramatic tension and reflects the power struggles within the royal court.
Conclusion
The success of The Red Sleeve lies not only in its poignant storytelling and historical depth but also in the exceptional performances delivered by its cast. From the emotionally charged portrayals of Lee Jun-ho and Lee Se-young to the powerful supporting roles played by seasoned and rising actors alike, each cast member contributed to creating a drama that is both intimate and grand in scale. Their chemistry, character depth, and dedication brought the Joseon-era tale to life in a way that resonated deeply with audiences. The Red Sleeve remains a testament to the impact of a well-chosen cast in elevating a story from good to unforgettable.
Weightlifting Fairy Cast & Their Role 2016 Romantic Kdrama
(FAQs)
Who is the actress behind Sung Deok-im?
Lee Jun-ho, a member of the K-pop group 2PM, plays Crown Prince Yi San. His performance received critical acclaim and earned him several acting awards.
Is Lee Jun-ho originally an actor or an idol?
Lee Jun-ho debuted as a singer in 2PM, but he has successfully transitioned into acting with notable roles in both dramas and films.
Did Lee Jun-ho and Lee Se-young have good chemistry off-screen?
Yes, their chemistry was widely praised both on-screen and off-screen. Their natural rapport added depth to their characters’ romance.
Who plays the role of Hong Deok-ro, the Crown Prince’s friend?
Kang Hoon plays Hong Deok-ro, a royal scholar and conflicted character. He gained significant attention for his emotional performance.
Who portrays King Yeongjo in the series?
Lee Deok-hwa, a veteran actor with decades of experience, plays the stern and powerful King Yeongjo.
Which cast member plays a mentor-like figure to Sung Deok-im?
Jang Hye-jin plays Court Lady Seo, who guides and protects Deok-im with warmth and wisdom.
Has Lee Se-young acted in historical dramas before?
Yes, Lee Se-young is known for her roles in several historical dramas, such as The Crowned Clown and Kairos.
Who plays the Queen Dowager, Jeongsun?
Seo Hyo-rim plays Queen Jeongsun, the politically sharp and ambitious queen dowager.
Did the cast of The Red Sleeve win any awards?
Yes, the cast—especially Lee Jun-ho and Lee Se-young—won numerous awards at major drama ceremonies, including Best Actor, Best Actress, and Best Couple.