He is known for his collaborations with John Carpenter, Steven Spielberg, and Robert Zemeckis, as well as his extensive work in the horror genre, in addition to numerous family and comedy films.
His filmography as a cinematographer includes Halloween (1978), The Fog (1980), Escape from New York (1981), The Thing (1982), the Back to the Future trilogy (1985–1990), Who Framed Roger Rabbit (1988), Jurassic Park (1993), Apollo 13 (1995), and Garfield: The Movie (2004).
Cundey also was director of photography on the 4D film Honey, I Shrunk the Audience!, which ran in five Walt Disney theme parks around the world.
In addition to his work with Carpenter, Cundey would lend his talents to the films Psycho II (1983), Romancing the Stone (1984), the Back to the Future trilogy (1985–1990), Who Framed Roger Rabbit (1988), Road House (1989), Jurassic Park (1993), Apollo 13 (1995), What Women Want (2000), and Garfield: The Movie (2004), among others.
In 2011, Cundey shot the comedy film Jack and Jill, which involved extensive split-screen and motion control effects to create the illusion of actor Adam Sandler interacting with multiple on-screen personas.