Though a story is in place, it's ultimately up to 20th Century Fox for this project to move forward.
The franchise star is encouraging fans to write letters to the the studio if they want a sequel.
The actor speaks out about possibility of the third installment of the sci-fi series, plus what went wrong with the second movie.
The actress would join David Duchovny for the third installment if Fox is interested.
A script for the latest sequel is currently being written, and the film awaits a green light from Fox.