If you didn't pick up the individual season releases, Image Entertainment has just announced that they will be selling the entire series of The Twilight Zone in a single Blu-ray set:

"On June 5th, Image Entertainment invites you to enter the fifth dimension once again with The Twilight Zone: The Complete Series and The Twilight Zone: Fan Favorites Blu-rays™. SRP for The Complete Series will be available for an MSRP of $399.98. Fan Favorites MSRP will be $34.98.

For the fans patiently holding out for the ultimate compilation of Rod Serling’s sci-fi masterpiece – the time has finally arrived! The Twilight Zone: The Complete Collection Blu-ray™ features all 156 episodes of Rod Serling’s groundbreaking series completely re-mastered and enhanced in high definition, all in one box set. Enjoy over 75 hours of the iconic episodes featuring some of Hollywood’s biggest names including William Shatner, Robert Redford, Mickey Rooney, Burt Reynolds, Art Carney, Burgess Meredith, Cliff Robertson, Dennis Weaver, Don Rickles, Jack Klugman, Jay Overholts, Lee Marvin, Martin Landau, Robert McCord and many more! Loaded with bonus features found in the Seasons 1-5 releases, this collection gives you another reason to dive back into the cryptic, metaphysical world of The Twilight Zone.

Also releasing the same day is The Twilight Zone: Fan Favorites Blu-ray™, a high-definition collection of 19 classic episodes: Night of the Meek, Steel, A Passage for Trumpet, The Invaders, A Game of Pool, The Four of Us are Dying, Nothing in the Dark, Walking Distance, Long Distance Call, Time Enough at Last, Kick the Can, I Sing the Body Electric,,
Nightmare at 20,000 Feet, Mr. Dingle the Strong, The Lonely, The Odyssey of Flight 33, Two, Probe 7 – Over and Out, The Monsters are Due on Maple Street"