Green Lantern [Jessica Cruz]; Green Lantern [Simon Baz]; unnamed doctor; Doctor Polaris [Dr. Neal Emerson]; Seth Emerson (Neal's brother); unnamed awards banquet attendees (flashback); Cyborg [Victor Stone]; Troy (criminal, flashback); other unnamed criminals (flashback); Nazir (flashback); unnamed reporters (flashback); Green Lantern Corps [Green Lantern [Mogo]; Green Lantern [John Stewart]; Green Lantern [Guy Gardner]; Green Lantern [Vath Sarn]; Green Lantern [Isamot Kol]]; Ganthet, Sayd
Synopsis
Dr. Neal Emerson attempts to use his knowledge of magnetics to cure his brother's brain cancer, but when Jessica and Simon attempt to bring him in, the power of Doctor Polaris is unleashed.