Michele Carey appeared in "Savage" (1973), an unsold TV pilot starring Martin Landau as an investigative reporter and Barbara Bain as his producer. Landau and Bain portrayed Rollin Hand and Cinnamon Carter for the first three seasons of Mission: Impossible, and the fourth season featured several guest female "agents" to replace Cinnamon.
The coastal location shown in the shot that opens the story is actually Monaco. The same footage was used to represent a different fictional nation in Odds on Evil (1966)
During the apartment briefing scene, Phelps mentions that King Selim has three sons being educated abroad, but there is no mention of his wife or where she is living.
When Phelps is about to awaken King Selim after the operation, the head shot of him while on the operating table is that of Prince Samandal when he was lying on an infirmary bed after taken "ill".
Members of the Hartford Repertory Company as per the dossier scene are once again brought in to assist in the mission, but none are present during the apartment briefing.