: Fans on Reddit noted this as one of the season's strongest episodes, particularly praising the chemistry between Rich and Patterson . Quick Facts Air Date May 24, 2019 Duration ~42 minutes Rating Key Cast Jaimie Alexander, Sullivan Stapleton, Ashley Johnson "Blindspot" Coder to Killer (TV Episode 2019)

: Use this streaming guide to find the most current local providers, which often include platforms like Netflix or Disney Plus depending on your region . Episode Highlights

: Some seasons and episodes are available for purchase on Amazon Prime Video .

: Patterson reveals a budding interest in adoption, a significant personal development for her character .

Coder to Killer * Episode aired May 24, 2019. * TV-14. * 42m. Blindspot Review: Coder to Killer (Season 4 Episode 20)

: A horrifying villain from the past returns to target the FBI team .

: Zapata and Reade continue to navigate their complicated living situation, while Weller evaluates his own priorities .