The Flash — “The Reverse Flash Returns” — Image FLA211a_0008b — Pictured (L-R): Shantel Van Santen as Detective Patty Spivot and Jesse L. Martin as Detective Joe West — Photo: Diyah Pera/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211a_0013b — Pictured: Jesse L. Martin as Detective Joe West — Photo: Diyah Pera/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211a_0178b — Pictured: Candice Patton as Iris West — Photo: Diyah Pera/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211a_0180b — Pictured (L-R): Grant Gustin as Barry Allen and Candice Patton as Iris West — Photo: Diyah Pera/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211a_0312b — Pictured (L-R): Candice Patton as Iris West and Grant Gustin as Barry Allen — Photo: Diyah Pera/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211a_0319b — Pictured (L-R): Shantel Van Santen as Detective Patty Spivot and Grant Gustin as Barry Allen — Photo: Diyah Pera/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211a_0333b — Pictured (L-R): Jesse L. Martin as Detective Joe West, Grant Gustin as Barry Allen and Candice Patton as Iris West — Photo: Diyah Pera/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211a_0353b — Pictured (L-R): Shantel Van Santen as Detective Patty Spivot and Grant Gustin as Barry Allen — Photo: Diyah Pera/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211a_0414b — Pictured: Candice Patton as Iris West — Photo: Diyah Pera/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211a_0429b — Pictured: Candice Patton as Iris West — Photo: Diyah Pera/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211a_0418b — Pictured (L-R): Candice Patton as Iris West and Keiynan Lonsdale as Wally West — Photo: Diyah Pera/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211b_0017b — Pictured (L-R): Amanda Pays as Christina McGee and Matthew Letscher as Eobard Thawne/Reverse Flash — Photo: Bettina Strauss/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211b_0028b — Pictured (L-R): Amanda Pays as Christina McGee and Matthew Letscher as Eobard Thawne/Reverse Flash — Photo: Bettina Strauss/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211b_0063b — Pictured: Grant Gustin as The Flash — Photo: Bettina Strauss/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211b_0066b — Pictured (L-R): Grant Gustin as The Flash and Amanda Pays as Christina McGee — Photo: Bettina Strauss/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211b_0076b — Pictured: Grant Gustin as The Flash — Photo: Bettina Strauss/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211b_0091b — Pictured: Grant Gustin as The Flash — Photo: Bettina Strauss/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211b_0152b — Pictured (L-R): Matthew Letscher as Eobard Thawne/Reverse Flash, Grant Gustin as The Flash, and Amanda Pays as Christina McGee — Photo: Bettina Strauss/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211b_0174b — Pictured (L-R): Grant Gustin as The Flash and Amanda Pays as Christina McGee — Photo: Bettina Strauss/The CW — © 2016 The CW Network, LLC. All rights reserved.

The Flash — “The Reverse Flash Returns” — Image FLA211b_0188b — Pictured (L-R): Grant Gustin as The Flash and Amanda Pays as Christina McGee — Photo: Bettina Strauss/The CW — © 2016 The CW Network, LLC. All rights reserved.

Official Synopsis:

“The Reverse-Flash Returns” — (8:00-9:00 p.m. ET) (TV-14, LV) (HDTV)

HE’S BACK… — When Cisco (Carlos Valdes) gets a vibe of Eobard Thawne (guest star Matthew Letscher), Barry (Grant Gustin) and the team don’t believe it. But, after an attack at Mercury Labs, Christina McGee (guest star Amanda Pays) confirms that the Reverse Flash is back. Meanwhile, Iris (Candice Patton) and Francine (guest star Vanessa A. Williams) share a nice moment that brings Iris closer to her brother, Wally (Keiynan Lonsdale).   Michael Allowitz directed the episode written by Aaron Helbing & Todd Helbing (#211).  Original airdate 1/26/2016.