Here is the preview for next week's episode of The Flash.
"The Things You Can’t Outrun" airs Tuesday, October 21st at 8pm ET.
THE FLASH BATTLES THE MIST, CAITLIN TELLS BARRY ABOUT RONNIE — As Barry (Grant Gustin) and the team at S.T.A.R. Labs work to capture Kyle Nimbus (guest starAnthony Carrigan), a.k.a. The Mist, a dangerous new meta-human with toxic gas powers, they revisit the painful night the particle accelerator exploded and killed Caitlin’s (Danielle Panabaker) fiancé, Ronnie (guest star Robbie Amell). Meanwhile, Joe (Jesse Martin) decides to finally visit Henry (John Wesley Shipp) in jail after all these years, but things take a dangerous turn when Kyle shows up looking to punish Joe for arresting him years ago. Meanwhile, Iris (Candice Patton) and Eddie (RickCosnett) continue to hide their relationship from Joe. Jesse Warn directed the episode written by Alison Schapker &Grainne Godfree (#103).