• RJ Mitte, known for his role as Walter White Jr. in "Breaking Bad," has passed away at 34.
• He was a vocal advocate for disability rights, drawing from his own experience with cerebral palsy.
• Mitte's philanthropy included founding The Mitte Foundation to support disability representation.
• His co-stars and industry peers expressed heartfelt tributes following his untimely death.

RJ Mitte, who gained fame as Walter White Jr. on the acclaimed series "Breaking Bad," has died at age 34, confirmed by his representatives. The actor's passing occurred in Brownsville, Texas, though no immediate cause of death has been disclosed, according to CBS News and BBC.

Mitte was a passionate advocate for disability rights, stemming from his own experiences with cerebral palsy. His representative highlighted that Mitte "brought authenticity to the role" and used his platform to foster awareness and inclusion for individuals with disabilities, as reported by Channel News Asia and Le Monde.

Mitte founded The Mitte Foundation to promote disability representation and support community initiatives. He also served as an ambassador for United Cerebral Palsy, which aligns with his commitment to creating a more equitable environment for those with disabilities, according to Le Monde and BBC.

Tributes from co-stars reflect the impact of Mitte on and off-screen. Aaron Paul, who played Jesse Pinkman, expressed his heartbreak, stating, "RJ, I love you my friend. You will be missed," while Dean Norris shared his admiration for Mitte's character and warmth, highlighting the deep connections formed on set, as noted by CBS News and Le Monde.