Orson Welles appears through the use of archive footage as Nostracalcanter, Marvelous Man's father, in a manner very similar to the hologram appearance of Marlon Brando as Jor-El's father in Superman (1978). The footage of Orson Welles that is being used comes from the 1975 NASA film "Who's Out There?"
Around 02:54 you can see "O.P.C.", followed by some leaves on a screen, behind the middle Anubis member. This is a light sensor built into Sharp flat panel TVs. The leaves indicate how Eco-friendly the TV is, at the moment, but reducing the back-light.