Alex Trebek hosts a documentary about television game shows featuring interviews with a number of game show hosts and producers.
| Actor | Role |
|---|---|
 Alex TrebekSelf - Host / Narrator | Self - Host / Narrator |
 J.D. RothSelf | Self |
 Ken JenningsSelf | Self |
 Alan ThickeSelf | Self |
| JJim BrannonSelf | Self |
 Marc SummersSelf | Self |
| HHarry FriedmanSelf | Self |
| PPhilip GurinSelf | Self |
| RRon GreenbergSelf | Self |
| TTom KennedySelf | Self |
 Monty HallSelf | Self |
| BBob BodenSelf | Self |
| GGretchen DawsonSelf | Self |
 Richard KarnSelf | Self |
 Johnny GilbertSelf | Self |
 Todd NewtonSelf | Self |
 Wink MartindaleSelf | Self |
| TTony GriffinSelf | Self |
 Chuck WoolerySelf | Self |
 Pat SajakSelf | Self |
 Vanna WhiteSelf | Self |
 Regis PhilbinSelf | Self |
 Howie MandelSelf | Self |
 Pat FinnSelf | Self |
 Drew CareySelf | Self |
 Jack BarrySelf (archive footage) | Self (archive footage) |
 Johnny CarsonSelf (archive footage) | Self (archive footage) |
| BBill CullenSelf (archive footage) | Self (archive footage) |
 Richard DawsonSelf (archive footage) | Self (archive footage) |
 Merv GriffinSelf (archive footage) | Self (archive footage) |