During the Legends of Tomorrow panel at San Diego Comic-Con today, new heroes and villains were revealed for season two. Familiar faces from The CW’s Arrow and Flash will make up the Legion of Doom, including John Barrowman as Malcolm Merlyn, Wentworth Miller as Captain Cold, Neal McDonough as Damien Darhk, and Matt Letscher as Reverse Flash, all reprising their respective roles. Patrick J.