The Duchess Katherine's a single mom juggling her career, her tween daughter, her relationship with her boyfriend — and pondering getting pregnant with her ex. Details Casts Videos Galleries Posters Season Lists Title The Duchess Genres Comedy Drama First Air Date 2020-09-11 Last Air Date 2020-09-11 Episode Runtime 00 Hours 22 Minutes Total Season(s) 1 Total Episode(s) on All Seasons 6 Runtime 22 Production Companies Clerkenwell Films, 3 Arts Entertainment Katherine Ryan... Katherine... Rory Keenan... Shep... Katy Byrne... Olive... Michelle de Swarte... Bev... Max Fincham... Elliot... Steen Raskopoulos... Evan... The Duchess | Official Trailer | Netflix (Trailer) Original Size (2048x1152) Original Size (1280x720) Original Size (1280x720) Original Size (867x1300) Original Size (720x1080) Original Size (500x750) Season 1 6 Episode(s) 2020-09-11