Avengers: Age of Ultron
Principal photography began on August 18, 2014 in San Francisco, under the working title "Bigfoot". Scenes were shot in the Tenderloin neighborhood and Buena Vista Park. By the end of September 2014, production on "Ant-Man" moved to Pinewood Atlanta Studios in Fayette County, Georgia, and David Callaham completed a rewrite of the film. Filming also took place at the State Archives building in Downtown Atlanta, to double as Pym Technologies, which is located on Treasure Island, San Francisco in the film. In October 2014, Martin Donovan was added to the cast, and Feige revealed that "Ant-Man" would no longer start Phase Three of the Marvel Cinematic Universe and would instead be the final film of . When told by "/Film" Germain Lussier that this placement between "Avengers: Age of Ultron" and "" made the film feel like an afterthought, Feige replied,