Marx Brothers and the Marx Brothers. Most of the comedians provided their own voices for their animated counterparts, except for Fields and Chico Marx (both had died), and Zeppo Marx (who had left show business in 1933). Voice actor Paul Frees filled in for all three (no voice was needed for Harpo). The Marx Brothers' segment was a reworking of a scene from their Broadway play "I'll Say She Is", a parody of Napoleon that Groucho considered among the brothers' funniest routines. The sketch featured animated representations, if not the voices, of all four brothers. Romeo Muller is credited as having written
Sam Marx Night at the Opera".) Sam Marx died on May 10, 1933, from complications due to kidney failure. He was 73. Sam Marx Samuel Marx (born Simon Marx; October 23, 1859 – May 10, 1933) was the husband of Minnie Marx, and father of the Marx Brothers. According to his birth certificate, Marx was born as Simon Marx in Alsace, France. Due to his place of birth, he was known as "Frenchie". He met Minnie in New York where he was working as a dance teacher. They married in 1884 and had six sons. Their first son, Manfred, born 1885, died