Terry Cannon has been involved in the artistic and cultural life of Southern California since the mid-1970s. In 1975 he founded Pasadena Filmforum (now Los Angeles Filmforum), and served as its Executive Director for nine years. In 1984, after leaving Filmforum, Cannon founded "Spiral", a quarterly magazine which examined significant topics related to experimental film and which featured writings and artworks by the filmmakers themselves. Cannon edited and published nine issues before the magazine's demise in 1986. He has also served as President of the Board of Directors of the Museum of Jurassic Technology in Culver City, California.