He is also well known for the iconic guerilla-style documentary Drugs in the Tenderloin, as well as many film recordings of the musical culture of San Francisco, including Go Ride the Music, featuring Jefferson Airplane and Quicksilver Messenger Service; A Night at the Family Dog, featuring the Grateful Dead, Santana, and Jefferson Airplane; Big Brother and the Holding Company with Janis Joplin; and the infamous Bob Dylan Press Conference.

Zagone is the recipient of three Emmys from the San Francisco chapter of the National Academy of Television Arts and Sciences, and is a member of the Directors Guild of America.

Despite their original distribution format, many of the films and programs Zagone directed can be viewed online, including the Bob Dylan Press Conference,[2] Credence Clearwater Revival's music video for "Sweet Hitchhiker,"[3] and The Human Be-In.

These included five programs from Ralph J. Gleason's Jazz Casual series for National Educational Television: Produced and directed by Zagone, Dylan's infamous press conference held in the KQED studios was also attended by Bill Graham, poet Michael McClure, and Allen Ginsberg.

Dormant for over 50 years, the film was recently rediscovered and played multiple sold-out shows at the Tenderloin Museum and the Mission District's famous Roxie Theater.

[7] In his review of the festival for Beyond Chron, Peter Wong wrote, "Rather than being a vice tourist, Zagone's camera becomes a witness for the people who live with the Tenderloin's realities 24/7.

[9][10] Directed by Zagone and co-produced with Ralph J. Gleason, this quintessential rockumentary featured Jefferson Airplane and Quicksilver Messenger Service in rehearsal and performance.

The music videos that Zagone directed, shot, and edited for Fantasy Records were "Sweet Hitch-Hiker" by Credence Clearwater Revival, "Shorty Go Home" by Redwing, and "Colorado High" by Jim Post.

It included the following programs: Gil Scott-Heron, Boston: Busing, Les McCann, Betty Carter, Eubie Blake, Paul Robeson, and Cecil Williams: Reach Out and Touch.

[12] Beyond Chron reporter Randy Shaw said of the program, "Reverend Cecil Williams (pastor), the legendary leader of Glide Church, recently celebrated his 86th birthday.

Written (with Edward Azlant) and directed by Zagone, the story centers on a low-budget film director (Danny Glover) who unknowingly swaps identities with a crazed terrorist.

The film features multiple well-known San Francisco character actors: Marc Hayashi (Chan is Missing); Joe Bellan (Sudden Impact, Mrs. Doubtfire); Jane Dornacker (The Right Stuff); singer Christa Victoria; and comedian Bob Sarlatte.

Written by Jim Vaccaro, produced by Larry Lauter, and directed by Zagone, this independent feature film was shot at Black Oak Books in Berkeley, California, and featured Tony Amendola, Karen Black, Lorenzo Pisoni, Catalina Larrañaga, Ricardo Gil, Shaun Landry, Joe Bellan, Will Marchetti, Sophia Vaccaro, Bob Sarlatte, Alan Draven, and Danny Glover.

The film depicted an artist at work at an easel creating an abstract oil painting that ultimately represented the forward design of the laptop.

At the 1995-1996 San Francisco / Northern California Emmy Awards, Zagone received a reward for Outstanding Achievement in Children/Youth Programming for Short Stories, Tall Tales.