Many famous actors voiced some of the characters in "Fallout". These include Richard Dean Anderson from "MacGyver", David Warner from "", Tony Shalhoub from "Monk", Brad Garrett from "Everybody Loves Raymond", Keith David from "There's Something About Mary", Richard Moll from "Night Court", and Tony Jay from "ReBoot". Also, Ron Perlman from "Hellboy" was the narrator in the opening credits. 