Mezue ahịrịokwu na-esonụ: N'afọ 2020, Mulligan gbara na Emerald Fennell's black comedy thriller film "Promising Young Woman", n'akụkụ Bo Burnham na Alison Brie. Ọ rụkwara ọrụ dị ka onye na-emepụta ihe nkiri na fim ahụ, nke bidoro na 2020 Sundance Film Festival na nnukwu nkwanye ùgwù. Ebe nrụọrụ weebụ Rotten Tomatoes depụtara ọkwa nke ihe nkiri ahụ dị ka 90%, na nkwenye nkwenye nke ndị nkatọ na-agụ, "Ihe na-akpali akpali, ihe na-akpali akpali, "Nwanyị Na-ekwe Nkwa" bụ ihe ngosi nke ọma maka onye edemede na onye nduzi Emerald Fennell <unk> na ọrụ dị elu maka Carey Mulligan. " N'ihi ọrịa COVID-19 a na-efe efe, a na-eyigharị mwepụta nke ihe nkiri ahụ na 25 Disemba 2020. N'ihi ihe o mere, e nyere ya nke abụọ
A họpụtara ya na Academy Award maka Best Actress ma merie Critics 'Choice Movie Award maka Best Actress n'etiti ọtụtụ ihe ndị ọzọ. Mgbe o meriri Best Female Lead na 36th Independent Spirit Awards, Mulligan raara onyinye ya nye onye nwụrụ anwụ Helen McCrory.