- The puppet used for Carter previously appeared as Asher in Sun Probe and the Helijet Pilot in City Of Fire and The Impostors. It was also seen as the Director of Photography on Goldheimer's film set in Martian Invasion. In Operation Crash-Dive, it played Lieutenant Burroughs. In The Perils of Penelope, it made a cameo appearance as a waiter on board the Anderbad Express. Two pictures of it were seen in Maxie's office in The Cham-Cham.