 In his assignment, Prentis soon romantically tangles with Phelps' daughter, Evelyn (Gloria Marshall)

In 1960, Mahoney guest-starred in the "Rawhide" episode "Incident of the Sharpshooter".He also appeared in television guest-starring roles on such series as "Batman", the Ron Ely "Tarzan" series, "Hawaii Five-O", "Laramie", and "The Streets of San Francisco".In 1973, he suffered a stroke at age 54 while filming an episode of "Kung Fu", but he recovered.