Special Guest Stars Wentworth Miller as Len Snart / Captain Cold Neal McDonough as Damien Darhk John Barrowman as Malcolm Merlyn Guest Stars Cole Vigue as Eliot Ness Isaac Keoughan as Al Capone Co Starring Cameron Dent as Bartender Darryl Scheelar as Driver Dan Rizzuto as Goon Sean Campbell as Agent Cole Bennett Donal Thoms-Cappello as Police Officer
