Given the question: Build a movie plot around this: Who asked Sam to play "As Time Goes By"? Ilsa Lund
The answer is:
In December 1941, American expatriate Rick Blaine is the proprietor of an upscale nightclub and gambling den in Casablanca. "Rick's Cafe Americain" attracts a varied clientele: Vichy French and German officials; refugees desperate to reach the still-neutral United States; and those who prey on them. Although Rick professes to be neutral in all matters, it is later revealed he ran guns to Ethiopia during its war with Italy and fought on the Loyalist side in the Spanish Civil War.From left to right: Henreid, Bergman, Rains and BogartPetty crook Ugarte shows up and boasts to Rick of "letters of transit" obtained by murdering two German couriers. The papers allow the bearers to travel freely around German-controlled Europe and to neutral Portugal, and are thus almost priceless to the refugees stranded in Casablanca. Ugarte plans to sell them at the club that night, and asks Rick to hold them. Before he can meet his contact, he is intercepted by the local police under the command of Captain Louis Renault, an unabashedly corrupt Vichy official. Ugarte dies in custody without revealing that he entrusted the letters to Rick.At this point, the reason for Rick's bitternessformer lover Ilsa Lundwalks into his establishment. Upon spotting Rick's friend and house pianist, Sam, Ilsa asks him to play "As Time Goes By." Rick storms over, furious that Sam has disobeyed his order never to perform that song, and is stunned to see Ilsa. She is accompanied by her husband, Victor Laszlo, a renowned fugitive Czech Resistance leader. They need the letters to escape to America to continue his work. German Major Strasser has come to Casablanca to see that Laszlo does not succeed.When Laszlo makes inquiries, Ferrari, a major underworld figure and Rick's friendly business rival, divulges his suspicion that Rick has the letters. In private, Rick refuses to sell at any price, telling Laszlo to ask his wife the reason. They are interrupted when Strasser leads a group of officers in singing "Die Wacht am Rhein." Laszlo...