Kamilisha sentensi ifuatayo: Marsh alifanya kazi kwenye "Sadie Thompson" (1928), "Mvua" (1932), "Mjane wa Merry" (1934), "David Copperfield" (1935), "A Tale of Two Cities" (1935), "The Great Ziegfeld" (1936), "San Francisco" (1936) na "Mtu Mwingine Mdogo" (1939). Yeye na Allen Davey walipokea tuzo za heshima za Academy "kwa sinema ya rangi ya uzalishaji wa Metro-Goldwyn-Mayer, "Sweethearts"" (1938) katika
Tuzo za 11 za Academy. Wawili hao pia waliteuliwa kwa Sinema Bora (Rangi) kwa "Bitter Sweet" (1940).