The series featured 5 Academy Award winners: Charlton Heston, David Byrne, Michael Moore, Goldie Hawn and Steven Wright as well as 5 Academy Award nominees: Peter Fonda, Willie Nelson, Carol Channing, Michael McKean and Björk. Additionally, Academy Award Winners Denzel Washington and Emma Thompson were both interviewed for the two unaired pilots.
Welcome back, stupid viewers! You'll watch anything! Go ahead, change the channel. You'll be back!
At the end of every show the name, "Tad Ghostal" appears somewhere in the credits. Tad Ghostal is supposedly Spaceghost's "real Name".
While certain episodes on the first five DVDs have scenes cut out because of rights issues, other episodes feature scenes present when they originally aired on Cartoon Network but not when aired on Adult Swim.