Guest Stars Patrick Sabongui as David Singh Wentworth Miller as Leonard "Len" Snart Emily Bett Rickards as Felicity Smoak Co Starring Bruce Harwood as Dexter Myles Jesse Reid as Oswald Loomis Lucas Wolf as Thug #3 Sarah Hayward as Tour Guide Reese Alexander as Museum Guard Hugo Steele as Security Guard #1 Paul Belsito as Thug #2 Christopher Rosamond as Thug #1 Robert Mann as Basil Nurblin
