Angela Lansbury isn't an actress.
Angela Lansbury . Moving into television , she achieved worldwide fame as fictional writer and sleuth Jessica Fletcher in the American whodunit series Murder , She Wrote , which ran for twelve seasons from 1984 until 1996 , becoming one of the longest-running and most popular detective drama series in television history . Jessica Beatrice Fletcher ( born Jessica Beatrice MacGill , known as J.B. Fletcher when writing ) is a character and the protagonist portrayed by Award-winning actress Angela Lansbury on the American television series Murder , She Wrote .