The Flash — “The Nuclear Man” — Image FLA113B_0119b — Pictured: Victor Garber as Professor Stein — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

Here are two new clips from tonight’s episode of ‘The Flash,’ titled “The Nuclear Man.” In the first clip, Barry Allen meets Professor Martin Stein in the first clip and the second clip features Ronnie Raymond (played by Robbie Amell).

http://www.youtube.com/watch?v=8R99ZrJ-6S8

http://www.youtube.com/watch?v=0AQwOeSZMUM

Episode Description:

ROBBIE AMELL AND VICTOR GARBER GUEST STAR AS FIRESTORM — After Ronnie (Robbie Amell) attacks a physicist (Bill Dow), Barry (Grant Gustin) and the team realize they need to go after Caitlin’s (Danielle Panabaker) fiancé who is now a dangerous meta-human. They deduce the best way to track Ronnie is to find Dr. Martin Stein (guest star Victor Garber) who was working on a project called F.I.R.E.S.T.O.R.M. Barry struggles to balance his duties as The Flash and his relationship with Linda Park (Malese Jow), and Joe (Jesse L. Martin) enlists Cisco’s (Carlos Valdes) help to reinvestigate the murder of Nora Allen (Michelle Harrison). General Eiling (Clancy Brown) returns to Central City. Glen Winter directed the episode written by Andrew Kreisberg & Katherine Walczak.