While working closely with Jim Henson and Frank Oz on various projects at the Henson Studios, Froud was asked by the pair to join the team responsible for developing and building the character Yoda for the 1980 Star Wars film The Empire Strikes Back. Her contribution included sculpting the prototype puppet for Yoda. Nick Maley, who worked on Yoda with Froud under Stuart Freeborn, recalled that "Wendy’s contribution creating the character was second only to Stuart who was overseeing all the creatures.
While collaborating closely with Jim Henson and Frank Oz on various projects at the Henson Studios, Froud was requested by them to join the team responsible for creating and constructing the character Yoda for the 1980 Star Wars film The Empire Strikes Back. Her contribution included sculpting the prototype puppet for Yoda. Nick Maley, who worked alongside Froud under Stuart Freeborn on Yoda, remembered that "Wendy’s role in developing the character was second only to Stuart, who was overseeing all the creatures."