Casts
The Godson
Guy with Barbara and Brunette (uncredited)
Dreams with Sharp Teeth
himself
Legends of the Dark Knight: The History of Batman
Himself
Shadows in the Dark: The Val Lewton Legacy
Self
To My Great Chagrin: The Unbelievable Story of Brother Theodore
Himself
Television: The Enchanted Mirror
Self
The Masters of Comic Book Art
Self - Host
Pencils Down! The 100 Days of the Writers Guild Strike
Self
40 Years of Star Trek
Self
Impressions of Dune
Self
The Overstreet World of Comic Books
Self
Charles Beaumont: The Short Life of Twilight Zone's Magic Man
Self
Clark Ashton Smith: The Emperor of Dreams
Himself
Prisoners of Gravity
Self
Phantom 2040
Babylon 5
Sparky the Computer (voice)
Psi Factor: Chronicles of the Paranormal
The Center Seat: 55 Years of Star Trek
Self (archive footage)
Babylon 5
Psi Cop
Babylon 5
Zooty (voice)
The Simpsons
Harlan Ellison (voice)
Scooby-Doo! Mystery Incorporated
Self (voice)
Crews
A Boy and His Dog
Novel
The Starlost: The Beginning
Writer
The Oscar
Screenplay
The Terminator
Thanks
Ant-Man and the Wasp: Quantumania
Thanks
The Man from U.N.C.L.E.
Writer
Star Trek
Writer
Voyage to the Bottom of the Sea
Writer
Babylon 5
Writer
The Twilight Zone
Writer
The Starlost
Writer
Burke's Law
Writer
Masters of Science Fiction
Writer
Tales from the Darkside
Writer
The Hunger
Writer
The Outer Limits
Writer
The Alfred Hitchcock Hour
Writer
Love, Death & Robots
Short Story
Ghost Story
Story
Tales to Keep You Awake
Writer
The Outer Limits
Short Story
The Hunger
Story
The Twilight Zone
Creative Consultant
The Twilight Zone
Story
The Starlost
Creator
Cadillacs and Dinosaurs
Story
The Starlost
Creator