While Boris Karloff was filming his scenes, he had his customary 4:00 p.m. tea break, which he always had written into his contract. They became so popular that even Gary Cooper and Charles Chaplin came on set for tea, and Paulette Goddard had a 4:00 p.m. tea break written into her contracts for the rest of her career.
Film marked the 20th anniversary of Gary Cooper being a Paramount contract player. It was also his last film for the studio.
Gary Cooper got a salary of $300,000--double what he usually made--and a percentage of profits: 5% of the gross to $6 million and 10% above $6 million, with a minimum guarantee of $300,000.
Cecil B. DeMille became enraged at Paulette Goddard when she refused to do a stunt that required her to have fireballs thrown at her. DeMille was forced to use a stuntwoman, who got burned. Five years later when the director was making The Greatest Show on Earth (1952), he reportedly had his revenge by turning down Goddard's acceptance of a key role and replacing her with Gloria Grahame.
Features 25 name players and 4,325 costumed extras.
Edvard Persson: as an Indian. The famous Swedish actor was travelling through the US to make Jens Mansson in America (1947) when he came to Hollywood and appeared in this film. The director, Cecil B. DeMille, reciprocated with a cameo appearance in Persson's movie.