Strange radiation exposes the command crew of the Enterprise to the effects of rapid aging.
Quest roles:
Frank da Vinci(Lt. Clifford Brent), Eddie Paskey(Lieutenant Leslie (uncredited)), Roger Holloway(Lt. Lemli (uncredited)), Charles Drake(Commodore Stocker), Beverly Washburn(Arlene Galway), Sarah Marshall(Janet Wallace), Carolyn Nelson(Yeoman Atkins), Felix Locher(Mr. Johnson), Laura Wood(Mrs. Johnson)