Thirty Day Princess ...She had him going and coming...in a double romance! A European princess arrives in New York City to secure a much-needed loan for her country. She contracts the mumps, and an actress who looks exactly like her is hired to impersonate her. Details Casts Galleries Posters Title Thirty Day Princess Release Date 1934-05-18 Runtime 01 Hours 14 Minutes Genres Comedy Romance Production Companies Paramount Pictures, B.P. Schulberg Productions Production Countries United States of America Sylvia Sidney... Nancy Lane / Princess Cat... Cary Grant... Porter Madison III... Edward Arnold... Richard M. Gresham... Henry Stephenson... King Anatol XII... Vince Barnett... Count Nicholeus... Edgar Norton... Baron Passeria... Ray Walker... Dan Kirk... Lucien Littlefield... Parker... Robert McWade... Managing Editor... George Baxter... Donald Spottswood... Marguerite Namara... Lady in Waiting... Original Size (1280x720) Original Size (1652x929) Original Size (2200x1237) Original Size (1652x929) Original Size (2048x1152) Original Size (1400x2100) Original Size (1000x1500) Original Size (1941x2912) Original Size (500x750) Original Size (1985x2918) Original Size (1080x1440)