She also created the series Flesh and Bone and Anne with an E. Walley-Beckett was raised in Vancouver and attended the Banff School of Fine Arts.

She guest-starred on many series, including MacGyver, 21 Jump Street, Wiseguy, The Pretender, Chicago Hope, Diagnosis Murder, ER and Tropical Heat.

[3] She began writing for television in 2007 as a staff writer for the short-lived NBC detective drama Raines, starring Jeff Goldblum.

For the fifth season, Walley-Beckett wrote "Gliding Over All" and "Ozymandias"; the latter received universal praise from critics, and has since been called one of the greatest episodes of television ever broadcast.

In January 2016, it was announced that Walley-Beckett would create, write and executive produce a television series based on children's classic Anne of Green Gables for Canada's CBC.