Tom and Dick Smothers play Bones Howard and Ryan Fitzgerald, a TV cameraman and intrepid reporter, respectively, involved in the race to find the buried treasure of Al Capone on Alcatraz Island at the former prison where he was imprisoned.
A retired mainland lawyer buys a small Honolulu hotel and finds himself in a murderous situation involving a runaway grand jury witness, a ruthless mobster, and a racket-busting U.S. Senator framed for beating up an airline stewardess.