Albert Rothstein / Atom Smasher (played by Adam Copeland; most likely a one-off)
Henry Hewitt / Tokamak (played by Demore Barnes
Jesse Quick (played by Violett Beane)
Vandal Savage (played by Casper Crump)
Carter Hall / Hawkman (played by Falk Hentschel)
Lewis Snart (played by Michael Ironside)
Zoom (voiced by Tony Todd)
A character based on Doctor Light (no casting confirmed as of yet)
Also, the real Dr. Harrison Wells will be in the mix, most likely as a different version from Earth 2, while Cisco and Snow are strongly rumoured to finally become Vibe and Killer Frost over the course of the season.
New (confirmed) characters for Season 2 are -:
Jay Garrick (played by Teddy Sears)
Wally West (played by Keiynan Lonsdale)
Patty Spivot (played by Shantel VanSanten)
Albert Rothstein / Atom Smasher (played by Adam Copeland; most likely a one-off)
Henry Hewitt / Tokamak (played by Demore Barnes
Jesse Quick (played by Violett Beane)
Vandal Savage (played by Casper Crump)
Carter Hall / Hawkman (played by Falk Hentschel)
Lewis Snart (played by Michael Ironside)
Zoom (voiced by Tony Todd)
A character based on Doctor Light (no casting confirmed as of yet)
Also, the real Dr. Harrison Wells will be in the mix, most likely as a different version from Earth 2, while Cisco and Snow are strongly rumoured to finally become Vibe and Killer Frost over the course of the season.