Skin Game: Dresden quotes The Black Hole, and Goodman Grey reacts to this quote with some degree of incredulity, saying "nobody remembers that movie." though Grey recognized the quote instantly. They then spend a few minutes discussing the movie. In the middle of the heist.
Space Quest I: The Sarien Encounter: Maximillian is one of the robots for sale at Droids-B-Us, going under the name "Max-42". This is only present in the VGA remake.
The Wonderful World of Mickey Mouse: In the third segment of "The Wonderful Spring of Mickey Mouse", V.I.N.CENT can be seen among the junk that Mickey is hoarding in his apartment.