First Carry on to feature Hugh Futcher.
First ever James Bond spoof movie.
It's South American title was "Watch out for the Spies" whilst in some countries it was called "Agent O O Oh!".
James Bond producer Albert R. Broccoli objected to the character name "Charlie Bind agent 006 1/2". Producer Peter Rogers refused to change the name but dropped the agent's code number.
Shares a number of story elements with the James Bond movie The Living Daylights made twenty five years later. They both have major settings in Vienna, Austria; North Africa and England. This film has a setting in Algiers, Algeria whereas The Living Daylights has a setting in Tangiers, Morocco. They both feature an enemy agent invading an English intelligence facility utilizing exploding milk bottles. They also both feature a dummy stand with a coat and hat as a camouflage trick. Further, this film utilized a restaurant table tape-recording ruse seventeen years before it was seen in the James Bond movie For Your Eyes Only.
Some books claim that Cyril Chamberlain is in this film. He is not.
STENCH stands for Society for Total Extinction of Non-Conforming Humans. SMUT stands for the Society for the Monopoly of Universal Technology. SNOG stands for the Society for the Neutralisation of Germs. BOSH stands for the British Operational Security Headquarters. These acronyms were parodies of the criminal spy organizations such as SMERSH and SPECTRE from the James Bond films.
The film was released under the title of "Agent Oooh!" in Europe.
The film was the ninth movie in the Carry On comedy film series.
The first film in the series to feature "Carry On..." regular Barbara Windsor.
The main poster for the movie spoofed the artwork of the movie poster for the James Bond film From Russia with Love.
The music that plays as the agents enter the 'automation area' appears as a recurring theme in the 1983 animated series Dungeons & Dragons.
The song "The Magic Of Love" reappears in Carry on Again Doctor as a dance band number.
The voice of Doctor Crow is provided by John Bluthal.
This was the last film in the series to be shot in Black and White.
To receive an 'A' (PG) certificate the BBFC required cuts to the scene between Daphne and the Fat Man where she refers to a disguised Harold as being 'very exciting to men'. Later releases of the film feature this scene intact.