Wendy Padbury
Wendy Padbury (born 7 December 1947) is a British actress and former talent agent. She has appeared in television series since 1966, including as Zoe Heriot, a companion to Patrick Troughton's Doctor in Doctor Who, from 1968 to 1969. Description above from the Wikipedia article Wendy Padbury, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Cast

The Blood on Satan's Claw
Cathy Vespers

Soul's Ark
Mimi Keel

Lust in Space
Self

The Doctors: The Pat Troughton Years
Unknown

Doctor Who: Cybermen - The Early Years
Self

Doctor Who: The Invasion
Zoe Heriot

Doctor Who: The Krotons
Zoe Heriot

Doctor Who: The Seeds of Death
Zoe Heriot

Doctor Who: The Space Pirates
Zoe Heriot

Doctor Who: The War Games
Zoe Heriot

Doctor Who: The Wheel in Space
Zoe Heriot

Doctor Who: The Dominators
Zoe Heriot

Doctor Who: The Mind Robber
Zoe Heriot

The Doctors: 30 Years of Time Travel and Beyond
Unknown

Charlie Bubbles
Girl in Cafe

Doctor Who: The Five Doctors
Zoe Heriot

Myth Runner
Herself

Doctor Who: The War Games in Colour
Zoe Heriot (archive footage)

Doctor Who: Meanwhile in the TARDIS: Part 2
Zoe Heriot (archive footage)

Doctor Who: Resurrection of the Daleks
Zoe Heriot (archive footage) (uncredited)

Second Time Around: The Troughton Years
Unknown

The Ties That Bind Us
Zoe Heriot (archive footage)

Shades of Grey
Unknown

Regenerations: From Black and White to Colour
Unknown