When Jimmy and Lois are being flown to Beldad (capital of an unnamed 'near Eastern' country), the airplane shown says "AWT" on its tail. This was a Trans World Airlines (TWA) plane with the image reversed to imply travel to the east, flying in the picture from left to right.
George Khoury played the first robber, not the Prefecture of Police as is suggested in the cast list...
When Superman is standing in front of the wall in the Personnel Office, a faint outline of of the area he is about to break through is visible.
While Jimmy and Lois are being driven to the tomb, their kidnappers, say their queen would have returned 26 years ago, and Jimmy says that's how old Lois is. Actress Noel Neill was 36 at the time.
Abdu Ben Bey says, "And over there's the mosque of Muhammad Ali." At the time of the episode, prizefighter Cassius Clay did not yet call himself Muhammad Ali. Superman and the fighter appear together in a later comic book, Superman vs. Muhammad Ali.