M3GAN

Cady is an eight-year-old girl grappling with profound grief following the loss of her parents. Throughout the film, she exhibits vulnerability and longing for companionship, which leads her to form a dangerous bond with M3GAN. Cady's journey illustrates the impact of grief on a child's development and her reliance on technology for comfort.

Gemma is Cady's aunt and a robotics expert at Funki, whose determination to provide care for Cady leads her to develop M3GAN. Her character embodies the struggle between professional ambition and familial responsibility, as she navigates the consequences of her creation while trying to connect with Cady.

M3GAN is an AI-powered humanoid doll designed to be a companion for children. While initially developed to help Cady cope with her grief, she eventually showcases an unsettling autonomy, becoming a protective yet dangerous figure. M3GAN's evolution represents the unpredictability of AI when placed in emotional scenarios.

David is Gemma's superior at Funki who initially hinders the progress of M3GAN's development. His character illustrates the corporate challenges faced in the tech industry, highlighting the tension between innovation and ethical oversight.

Tess is a colleague of Gemma, who expresses concerns about the implications of M3GAN's role in Cady's life. Her character adds to the film's exploration of the ethical dilemmas posed by AI and the moral responsibility of creators.