Pursuit to Algiers (1945) is the twelfth entry in the Basil Rathbone/Nigel Bruce Sherlock Holmes film series of fourteen.

About to leave London for a much-needed holiday, Sherlock Holmes and Dr. Watson receive a cryptic invitation.

Intrigued, Holmes accepts and is met by the prime minister of Rovenia [Rovinia], who begs him to escort Prince Nikolas home.

Though Watson suspects everyone, from singer Sheila Woodbury to exercise fanatic Agatha Dunham to a secretive pair who later turn out to be archeologists, of being killers, it is not until the ship makes an unscheduled stop at Lisbon that the real agents come aboard: Gregor, circus knife-thrower Mirko, and a hulking mute named Gubec.

- Actor Basil Rathbone on the cinematic rendition of Sherlock Holmes[3] This "camp" portrayal of the famous detective exaggerates every virtue of Conan Doyle's literary creation, with Neill and Rathbone issuing a burlesque reveling in Holmes unerring expertise in everything” ranging from the "Moorish architecture of Lisbon" to "recognizing a knife-thrower glimpsed at an obscure Parisian circus" and perfectly identifying "suspicious foreigners" based on their "gravely flawed fashion sense.