Meet the Cast of Amazon Prime’s ‘Love in Disguise’ (with Pictures)

The romantic comedy thriller ‘Love in Disguise’ centers on an undercover police detective who disguises herself as a man to investigate an arrogant corporate heir accused of murder. Adapted from a popular web novel, the series combines high-stakes corporate intrigue with romance as the central investigation unfolds within Taegang Group.

The production features an expansive ensemble spanning the executive suites of the conglomerate, the specialized ranks of the police unit, and the personal families of the leads. Here is the confirmed cast bringing the characters of ‘Love in Disguise’ to the screen.

Yim Si-wan

In ‘Love in Disguise’, Yim Si-wan portrays Yoon Yi-jun, a third-generation chaebol heir and successor to the conglomerate Taegang Group. After becoming the prime suspect in a corporate murder case, Yi-jun isolates himself from public scrutiny and hires a new male personal secretary. The actor’s character must navigate intense family rivalries and hidden threats while developing an unexpected connection with his new assistant. Yim Si-wan is widely recognized for his versatile acting in series such as ‘Misaeng: Incomplete Life’, ‘Strangers from Hell’, ‘Run On’, and ‘Squid Game’.

Seorina

Seol In-ah stars as Kang Jae-hee, a dedicated police detective and former special forces soldier skilled in martial arts. To uncover the truth behind the murder at Taegang Group, Jae-hee disguises herself as a man to secure an undercover position as Yoon Yi-jun’s executive secretary. Her covert assignment quickly becomes complicated as she juggles her professional investigative duties with growing personal feelings for the suspect. The actress previously garnered international attention for her roles in television dramas including ‘Business Proposal’, ‘Mr. Queen’, ‘Oasis’, and ‘Twinkling Watermelon’.

Kim Jung-hyun

Kim Jung-hyun takes on the role of Kim Si-hyun, an attorney working within the legal team of Taegang Group. As Yoon Yi-jun’s close friend and confidant, Si-hyun handles delicate corporate matters while navigating his own romantic dynamic with the chairman’s secretary. His calculating nature and composed demeanor mask personal ambitions and complex internal emotions. Viewers know Kim Jung-hyun from his leading performances in prominent television series such as ‘Crash Landing on You’, ‘Mr. Queen’, ‘Welcome to Waikiki’, and ‘School 2017’.

Yeon Woo

Yeonwoo plays Lee Hye-jung, the trusted executive secretary to the chairman of Taegang Group. Positioned at the very top of the corporate hierarchy, Hye-jung holds insight into the conglomerate’s high-level affairs and family secrets. Her interactions with legal counsel Kim Si-hyun form a secondary romantic narrative within the series. Formerly a member of the music group Momoland, Yeonwoo has established her acting portfolio through roles in ‘The Golden Spoon’, ‘Live On’, ‘Numbers’, and ‘Bitter Sweet Hell’.

Jeong Han-seol

Jeong Han-seol portrays Jeong Da-woon, an assistant secretary working closely with Yoon Yi-jun at Taegang Group. Da-woon must manage the high-stress demands of the conglomerate heir during the fallout of the company murder scandal. His presence in the office adds a realistic layer to the everyday corporate environment of the headquarters. The actor previously appeared in projects such as ‘Crash Course in Romance’, ‘Dr. Romantic 3’, and ‘Revenge of Others’.

Kim Do-yoon

Kim Do-yoon appears as Park Min-hwan, the manager of the accounting team at Taegang Group. Min-hwan oversees the conglomerate’s financial records, placing him near critical internal documentation during the police investigation. His character interacts with both corporate executives and legal authorities as questions surround the company’s inner dealings. Kim Do-yoon is recognized for his notable performances in films and series including ‘Peninsula’, ‘Hellbound’, ‘Concrete Utopia’, and ‘Song of the Bandits’.

Jung Yoo-min

Jung Yoo-min features as Han Eun-young, a secretary to Yoon Yi-jun who becomes the central victim in the cabinet murder case. Eun-young’s untimely death serves as the narrative catalyst that triggers the entire police investigation into Taegang Group. Through flashback sequences and case discoveries, her character’s final days provide essential clues for the detectives. Jung Yoo-min has previously starred in dramas such as ‘Perfect Marriage Revenge’, ‘Celebrity’, ‘Red Balloon’, and ‘Connection’.

Kim In-kwon

Kim In-kwon takes on the role of Park Bong-i, the team leader of the Special Investigation Team within the Criminal Investigation Mobile Unit. Bong-i prioritizes maintaining peace and avoiding career trouble, yet he remains protective of his subordinates when high-stakes cases arise. He authorizes Kang Jae-hee’s undercover assignment to infiltrate the conglomerate and monitor the prime suspect. With a career spanning decades, Kim In-kwon is known for television series such as ‘Mr. Queen’, ‘The Fiery Priest’, ‘The Judge from Hell’, and ‘Heartbeat’.

Kim Ki-bang

Kim Ki-bang plays Jeong Wan-gu, an experienced sergeant serving on the Special Investigation Team within the Criminal Investigation Mobile Unit. Wan-gu works alongside Kang Jae-hee and his fellow detectives to piece together physical evidence from the murder crime scene. His grounded approach to police work offers reliable support during complex field operations. The veteran character actor has appeared in popular titles including ‘Boys Over Flowers’, ‘Gu Family Book’, ‘Cheese in the Trap’, and ‘Moonshine’.

Nam Hae-jun

Nam Hae-jun portrays Kim Seok-jin, an inspector in the Special Investigation Team who graduated at the top of his class at the police academy. Seok-jin serves as Kang Jae-hee’s direct senior officer and a trusted mentor throughout their law enforcement duties. His cool-headed judgment and professional dedication make him an indispensable asset during the high-profile inquiry into Taegang Group. Nam Hae-jun secured this prominent role through a competitive audition process to expand his rising acting career.

Ahn Sang-woo

Ahn Sang-woo appears as Ma Hee-do, the superintendent overseeing the Criminal Investigation Mobile Unit. Hee-do bears administrative responsibility for the unit and monitors high-profile cases involving corporate conglomerates. His supervisory position requires balancing institutional protocol with the demands of public accountability during the homicide inquiry. Ahn Sang-woo is a well-established character actor with appearances in acclaimed television dramas such as ‘Vincenzo’, ‘Hospital Playlist’, ‘Racket Boys’, and ‘Poong, the Joseon Psychiatrist’.

Choi Jin-ho

Choi Jin-ho stars as Yoon Tae-sik, the authoritative chairman of Taegang Group and the father of Yoon Yi-jun. Tae-sik built the conglomerate into an industrial titan through ruthless determination and sharp business instincts. He constantly evaluates his children to decide who should inherit control of the corporation, fueling internal competition among the siblings. Choi Jin-ho is widely recognized for his powerful screen presence in dramas like ‘The Heirs’, ‘Dr. Romantic’, ‘Mr. Sunshine’, and ‘Beyond Evil’.

Hong Eun-hee

Hong Eun-hee plays Yoon Mi-jin, the chief executive officer of Taegang Retail and the eldest sister of Yoon Yi-jun. Mi-jin carries a composed and graceful presence, often functioning as a mediator when disputes erupt among the family members. While managing retail operations, she seeks to preserve stability within the family amidst the turbulence of the murder investigation. The seasoned actress is recognized for her leading roles in television productions such as ‘Revolutionary Sisters’, ‘Working Mom, Stay-at-Home Daddy’, and ‘Less than Evil’.

Park Ah-in

Park Ah-in portrays Yoon Na-jung, the executive director of Taegang Group and the second older sister to Yoon Yi-jun. Na-jung is an ambitious corporate executive determined to secure power within the family’s succession structure. She remains wary of Yi-jun’s standing and maneuvers strategically to protect her own corporate influence. Park Ah-in has built an extensive filmography with memorable supporting performances in ‘Descendants of the Sun’, ‘Mr. Sunshine’, ‘Vagabond’, and ‘Moonshine’.

Jo Seung-yeon

Jo Seung-yeon plays Na Man-seok, the chief of staff at Taegang Group. Man-seok is also the maternal uncle of Yoon Yi-jun through his relationship as the younger brother of Yi-jun’s deceased mother. Operating deep inside company headquarters, his loyalties and executive knowledge position him at key narrative intersections. Jo Seung-yeon has appeared in numerous acclaimed projects throughout his career, including ‘Shiri’, ‘Mr. Sunshine’, ‘Voice’, and ‘What Comes After Love’.

Ryu Seung-soo

Ryu Seung-soo plays Kang Seok-gu, the father of undercover detective Kang Jae-hee. Seok-gu provides a warm and down-to-earth home life that contrasts sharply with the cutthroat corporate world of Taegang Group. His character supports Jae-hee as she faces the emotional and physical dangers of law enforcement work. Ryu Seung-soo is an established veteran actor who has appeared in classics and modern hits such as ‘Winter Sonata’, ‘The Chaser’, ‘Bloody Romance’, and ‘Forest’.

Park Jun-myun

Park Jun-myeon takes on the role of Jo Suk-ja, Kang Jae-hee’s devoted mother. Suk-ja forms the emotional bedrock of the Kang household, offering steady guidance and familial affection. Her everyday family interactions provide grounded comedic relief and genuine warmth alongside the central mystery. A prominent stage musical star and screen actress, Park Jun-myeon is recognized for her performances in ‘Under the Queen’s Umbrella’, ‘Saimdang, Memoir of Colors’, and ‘Smugglers’.

Choi Hee-jin

Choi Hee-jin portrays Lee Si-a, the director of the Naon Art Center and the high-society fiancée of Yoon Yi-jun. Si-a’s arranged engagement with the conglomerate heir ties corporate alliances closely to high-profile cultural institutions. As the investigation and Yi-jun’s connection to his undercover secretary develop, Si-a’s position within his personal life becomes increasingly challenged. The actress has previously established her career with prominent roles in television series including ‘Snowdrop’, ‘Strong Girl Nam-soon’, and ‘The Impossible Heir’.

Share your thoughts on the ensemble cast and characters of ‘Love in Disguise’ in the comments.