David Boreanaz (R) reached out to James Garner's daughter about his casting in the 'Rockford Files' reboot. TV Guide/Courtesy Everett Collection/Gilbert Flores/PMC As David Boreanaz prepares to take on some mysteries and cons as Jim Rockford, he’s keeping the legacy of the original alive. Gigi Garner, whose late father James Garner originated the conman-turned-detective in The Rockford Files (1974-’80), recently revealed that Boreanaz reached out to her about his casting in the upcoming NBC reboot pilot.