Richard Lane as Lt. Nelson Patsy O'Connor as Millie John Gallaudet as Moriarity Minerva Urecal as Landlady Sidney Marion as Shorty Jimmie Dodd as Buzz (as Jimmy Dodd) Lester Dorr as Baldy Kitty O'Neil as Madame Zaronga Jack Elam (uncredited speaking role as bar patron) Production Rooney co-financed Quicksand with Peter Lorre, but their shares of the profits were reportedly left unpaid by a third partner. Most of the film was shot on location in Santa Monica, California, with exterior scenes at the old Santa Monica Pier. Jazz cornetist Red Nichols with His Five Pennies group are seen and heard in a nightclub scene. Peter Lorre's fellow actors in Quicksand were impressed with his performances on the set. Commenting on the film in a later interview, Jeanne Cagney observed the following about Lorre: "He did it with all his might. Even though the picture was not a top drawer film he still approached it as if it were the 'A' picture of all 'A' pictures." The composer of the musical score for Quicksand, Russian-born Louis Gruenberg, was a great lover of American jazz and a close friend of the renowned Austrian composer Arnold Schoenberg. When hired to work on the film, both Gruenberg and director Irving Pichel were already under congressional investigation by the House Un-American Activities Committee (HUAC) as its searched to identify and expose Communists and any of their sympathizers in the movie industry, labor unions, journalism, and in many other areas of American society. Rooney and Lorre, by financing the production of Quicksand themselves, had the power to give their beleaguered colleagues much-needed opportunities to be employed and to share their creative talents. Despite Rooney and Lorre's efforts to help the composer and director, Gruenberg and Pichel soon vanished from Hollywood. Reception Newspaper and trade publication reviews of the film in 1950 were mixed, with many being either mildly complimentary or negative. The Los Angeles Times is one of the major newspapers that year that gives the film a generally positive review. While the newspaper deems the film's plot as "predictable", it still assures moviegoers that it is "one that grips you every minute". The Los Angeles Times also draws particular attention to the performances of supporting cast and to subtleties in Rooney's portrayal of Dan Brady: Herm Shoenfeld of Variety, the entertainment industry's most widely read trade paper in 1950, characterizes Quicksand as "an okay meller