She not only helped develop the hit 1970s show, but also acted in it, and had a decades-long career in film, TV and theater.

Jean Marsh, the British actress known for several '80s films and as the co-creator of Upstairs, Downstairs, has passed away ...

Jean Marsh, 90, passed away on Sunday, April 13, from complications of dementia. The veteran actress-writer’s friend and director, Michael Lindsay-Hogg, confirmed the news to The New York Times.

The British actress won an Emmy for her performance as the prim and proper parlormaid Rose Buck on the acclaimed ITV drama.

She won an Emmy as Rose Buck, the prim and proper parlor maid, and also appeared in Shakespeare plays, a Hitchcock thriller ...

Jean Marsh, the English actress known for starring in and co-creating "Upstairs, Downstairs" and appearing in films like ...

The Emmy-winning British actress who co-created and starred in the groundbreaking 1970s television drama "Upstairs, ...

Jean Marsh, the British actress who co-created the enduring serialized hit TV series "Upstairs, Downstairs," died Sunday at ...

Jean Marsh was best known for her role as Rose in Upstairs, Downstairs, for which she won an Emmy for outstanding lead ...

Jean Marsh, the Emmy award-winning actor who co-created and acted in the ’70s British drama series “Upstairs, Downstairs,” ...

Jean Marsh, a British stage and screen actor who captivated television viewers around the world as a creator and star of ...

Jean Marsh, the creator and star of the beloved 1970s series “Upstairs, Downstairs,” died Sunday of dementia at her home in ...