Martin Stein

Martin Stein is a character appearing in American comic books published by DC Comics. He is commonly associated with, and sometimes is, the superheroFirestorm. Stein was originally portrayed as one half of Firestorm alongside Ronnie Raymond, acting as a mentor to Ronnie, and has also acted as Firestorm on his own.

Stein has made several appearances in DC-related media. He is portrayed by Victor Garber in the Arrowverse and voiced by Stephen Tobolowsky in Justice League Action.