The Shocking Truth About Juliette Kimura: Where Is The New Amsterdam 'Child Psychopath' Actress Now?

The character of Juliette Kimura on NBC's hit medical drama *New Amsterdam* remains one of the most unsettling and memorable patient storylines in the show's entire run, a chilling narrative that challenged Dr. Iggy Frome and captivated viewers. This two-episode arc, which first aired in Season 2, introduced a young girl with deeply concerning sociopathic tendencies, leaving a lasting impact long after the series finale. As of late 2025, fans are still searching for updates on the talented young actress who brought this complex, disturbing character to life, and what she has been doing since her pivotal role at New Amsterdam Hospital. The actress behind the enigmatic and manipulative Juliette is Emma Ming Hong, a young performer who delivered a performance far beyond her years. Her portrayal of a patient described as a "child psychopath" was both critically praised and deeply unsettling, creating a powerful topical authority around the serious subject of callous-unemotional (CU) traits in children. This deep dive uncovers the full story of Juliette Kimura, the episodes that shocked the audience, and the complete biography and current career trajectory of Emma Ming Hong.

Emma Ming Hong: Complete Biography and Filmography

Emma Ming Hong is the talented actress who portrayed Juliette June Kimura, the patient who became one of Dr. Iggy Frome's most challenging cases. Her performance was noted for its maturity and ability to convey a sense of detachment and calculated manipulation, which was central to the character's dramatic tension.

• Full Name: Emma Ming Hong (sometimes credited as Emma Hong or Ari Hong).
• Profession: Actress.
• Debut Role: Began her career at a young age, making her acting debut as an extra on the long-running children's series *Sesame Street* around the age of seven.
• Breakthrough TV Role: Juliette June Kimura on *New Amsterdam* (2019, 2022).
• Notable Film Role: Appeared in the critically acclaimed 2019 independent film *Lucky Grandma*.
• Other Television Credits: Her television work includes roles on other major network shows such as *Rise* and *Madam Secretary*.
• Recognition: Emma Hong was highlighted as a "Kid To Watch" by *SJ Magazine* in 2020, following her initial appearance on *New Amsterdam*.
• Age Estimate (2025): Given she was approximately 14 years old in 2020, Emma Hong is estimated to be around 19 or 20 years old as of late 2025, suggesting a transition into more mature roles.

While specific, major new projects for 2024 or 2025 are not widely publicized, her established filmography and early success indicate a promising career path. Many young actors take time to focus on education or transition to new types of roles, but her memorable performances in high-profile shows like *New Amsterdam* and films like *Lucky Grandma* ensure she remains a recognized talent in the industry.

The Chilling Story Arc of Juliette Kimura on New Amsterdam

Juliette June Kimura is not a main cast member like Dr. Max Goodwin (Ryan Eggold) or Dr. Lauren Bloom (Janet Montgomery), but her storyline is one of the most discussed and darkest in the series. She is introduced as a recurring patient of Dr. Iggy Frome (Tyler Labine), the Head of Psychiatry at New Amsterdam Medical Center.

The Initial Shock: "The Kármán Line" (Season 2, Episode 5)

Juliette first appeared in the Season 2 episode, "The Kármán Line." She is brought to the hospital after her brother is injured, and her parents are seeking help for her disturbing behavior. * The Diagnosis: Dr. Iggy Frome quickly realizes Juliette exhibits severe callous-unemotional (CU) traits, a precursor to psychopathy, characterized by a profound lack of empathy, guilt, and remorse. * The Conflict: The episode’s tension stems from Juliette's calculated attempts to manipulate Iggy. She deliberately tries to hurt him emotionally to elicit a genuine reaction, viewing his emotional vulnerability as a weakness to exploit. * The Impact: This episode was difficult for many viewers to watch, as it forced a confrontation with the reality of a child capable of being genuinely cold and manipulative. Iggy, who specializes in child psychology, is visibly shaken by the challenge she presents to his core belief in the possibility of healing everyone.

The Unexpected Return: "No Ifs, Ands, or Buts" (Season 4, Episode 18)

In a surprising narrative move, Juliette Kimura returns in Season 4, Episode 18. Her reappearance serves as a powerful reminder of the long-term, complex nature of the conditions Iggy treats. * The Continuation: Her return shows that her struggles and sociopathic tendencies did not simply disappear. She is still a patient, and her storyline is used to explore the idea of self-sabotage in the face of fear, even for individuals who process emotions differently. * The Thematic Weight: By bringing her back, the show reinforces a crucial theme: not every medical or psychological case has a simple, happy resolution. Juliette's story is a heavy, realistic anchor to the often optimistic tone of *New Amsterdam*, demonstrating the persistent challenges faced by mental health professionals like Dr. Frome. * The Performance: Emma Ming Hong's performance in the second appearance was equally praised, maintaining the unnerving consistency of a character who operates outside the standard emotional framework.

The Topical Authority of the 'Child Psychopath' Storyline

The storyline involving Juliette Kimura is a critical component of *New Amsterdam*'s topical authority, particularly in its handling of challenging mental health issues. The show often focuses on systemic change and hopeful outcomes, but Juliette's case provided a necessary, darker contrast.

Challenging Dr. Iggy Frome

Juliette is arguably the most significant psychological challenge to Dr. Iggy Frome's career. Iggy’s character is defined by his deep empathy and unwavering belief that he can help every patient. * Empathy vs. Callousness: Juliette’s calculated lack of empathy forces Iggy to confront his own limits and vulnerabilities. She deliberately tries to break his spirit and make him doubt his own methods. * The Power Dynamic: The scenes between Dr. Frome and Juliette were intense, revolving around a difficult power dynamic where the child patient often seemed to hold the upper hand through her emotional detachment and sharp intelligence.

The Real-World Context of CU Traits

By introducing a character with severe callous-unemotional (CU) traits, *New Amsterdam* brought a complex, real-world psychological issue to a prime-time audience. * Raising Awareness: The show, through Juliette, subtly educated viewers on the clinical terms and behaviors associated with early-onset psychopathic tendencies, distinguishing them from typical childhood misbehavior. * Ethical Dilemma: Her case presented an ethical dilemma for the medical staff: how do you treat a patient who is unwilling or unable to feel remorse for causing harm? This subject matter elevates the show beyond standard hospital drama. The enduring interest in "New Amsterdam cast Juliette" is a testament to the powerful, unsettling performance delivered by Emma Ming Hong and the show's willingness to tackle such a sensitive and complex psychological narrative. As Emma Ming Hong continues her career, her early work as Juliette Kimura will undoubtedly remain a significant and unforgettable highlight of her growing filmography.