United Kingdom, Oct. 15 -- Aaron Paul has shared an emotional tribute to his late Breaking Bad co-star RJ Mitte, who he said reminded him of Superman because of his "kindness and strength".

The actor - who played Walter White Jr. in the beloved TV show - tragically died on Monday (12.10.26) after taking his own life at the age of 34.

Tributes have flooded in for RJ, who was open about his struggles with mental health and inspired others to look after themselves.

Aaron - who portrayed Jesse Pinkman in the crime drama - has hailed his castmate's death an "absolute tragic loss", while reminding people to always reach out for help when they are facing dark times.

The 47-year-old star shared one of RJ's video uploads about mental health, i...