This movie, telling about the TV quiz show scandals of the 1950s, is 20 years old now, but still crackles with newness, cleverness and energy, even as it enjoys wallowing in its period details and settings. Robert Redford directed, and the screenplay is by Paul Attanasio, who also wrote the Donnie Brasco screenplay, many episodes of NBC’s Homicide: Life on the Street, and was a producer on Fox’s House, M.D. This movie stars Ralph Fiennes as Charles Van Doren and John Turturro a