Here’s the promo and stills from episode 3 of ‘The Flash’ Season 1, titled “Things You Can’t Outrun.”

http://www.youtube.com/watch?v=8jIfrbF0gOs

The Flash — “Things You Can’t Outrun” Pictured (L-R): Tom Cavanagh as Dr. Harrison Wells, Grant Gustin as Barry Allen, and Carlos Valdes as Cisco Ramon — Photo: Jack Rowand/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured (L-R): Tom Cavanagh as Dr. Harrison Wells, Grant Gustin as Barry Allen, Danielle Panabaker as Caitlin Snow, and Carlos Valdes as Cisco Ramon — Photo: Jack Rowand/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” — Image FLA103b_0122b — Pictured (L-R): Tom Cavanagh as Dr. Harrison Wells and Carlos Valdes as Cisco Ramon — Photo: Cate Cameron/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured (L-R): Robbie Amell as Ronnie Raymond, Danielle Panabaker as Caitlin Snow, Tom Cavanagh as Dr. Harrison Wells, and Carlos Valdes as Cisco Ramon — Photo: Cate Cameron/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured (L-R): Danielle Panabaker as Caitlin Snow, Tom Cavanagh as Dr. Harrison Wells, and Carlos Valdes as Cisco Ramon — Photo: Jack Rowand/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured (L-R): Danielle Panabaker as Caitlin Snow, Carlos Valdes as Cisco Ramon, Tom Cavanagh as Dr. Harrison Wells, Grant Gustin as Barry Allen, and Jesse L. Martin as Detective Joe West — Photo: Jack Rowand/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured: Robbie Amell as Ronnie Raymond– Photo: Cate Cameron/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured (L-R): Robbie Amell as Ronnie Raymond, Danielle Panabaker as Caitlin Snow — Photo: Cate Cameron/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured (L-R): Robbie Amell as Ronnie Raymond, Danielle Panabaker as Caitlin Snow — Photo: Cate Cameron/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured (L-R): Grant Gustin as Barry Allen and Danielle Panabaker as Caitlin Snow — Photo: Jack Rowand/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured (L-R): Grant Gustin as Barry Allen and Danielle Panabaker as Caitlin Snow — Photo: Jack Rowand/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured: Carlos Valdes as Cisco Ramon, Grant Gustin as Barry Allen, Danielle Panabaker as Caitlin Snow, and Tom Cavanagh as Dr. Harrison Wells — Photo: Jack Rowand/The CW — © 2014 The CW Network, LLC. All rights reserved

The Flash — “Things You Can’t Outrun” Pictured (L-R): Grant Gustin as Barry Allen and Jesse L. Martin as Detective Joe West — Photo: Jack Rowand/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured: Wesley Shipp as Henry Allen — Photo: Cate Cameron/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured (L-R): Jesse L. Martin as Detective Joe West and John Wesley Shipp as Henry Allen — Photo: Cate Cameron/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured: Grant Gustin as Barry Allen — Photo: Cate Cameron/The CW — © 2014 The CW Network, LLC. All rights reserved.

The Flash — “Things You Can’t Outrun” Pictured: Grant Gustin as Barry Allen — Photo: Cate Cameron/The CW — © 2014 The CW Network, LLC. All rights reserved.

Episode Description:

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 star Anthony 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 (Rick Cosnett) continue to hide their relationship from Joe. Jesse Warn directed the episode written by Alison Schapker & Grainne Godfree (#103). Original airdate 10/21/2014.