In one of the most emotionally charged cameos of the year, rising actor Lee Won-jung will make a special appearance in MBC’s gripping new Friday-Saturday drama Mary Kills People, premiering at 10 p.m. on August 1.
Mary Kills People is a suspense drama that boldly explores the controversial world of assisted dying. The story follows a compassionate doctor who secretly helps terminally ill patients end their lives—and the relentless detective is determined to expose the truth. With its emotionally intense narrative and moral gray zones, the drama promises to spark powerful conversations and leave viewers questioning everything.
Lee Won-jung takes on the haunting role of Jo Soo-young, an 18-year-old high school student facing the final chapter of her life after being diagnosed with stage 4 colon cancer. Despite her brief screen time, her portrayal of a teen confronting death with quiet strength and raw vulnerability is already generating buzz. Viewers can expect a performance that doesn’t just tug at the heartstrings—it yanks them.
Lee Won-jung continues to carve a path as one of Korea’s most versatile young talents. After earning praise for his emotionally grounded portrayal of Hee-seop in Meet Us By Chance, and delivering surprising comic brilliance as the lovable Lee Dae-gil in Road to the Surgeon, he’s proven he can master any role. From heartache to humor, from mystery to slice-of-life, Lee brings an undeniable authenticity to every character.
His past appearances in acclaimed dramas like Hairaki, Woo-jin?, and Extraordinary Attorney Woo have only deepened viewers’ admiration. Now, all eyes are on him again—what emotional layers will he reveal in Mary Kills People?
Don’t miss the premiere on August 1 at 10 p.m., only on MBC. With powerful performances, ethical dilemmas, and suspense that cuts deep, this is one drama that dares to ask: How far would you go for a peaceful end?
