The Old West gets animated with the action-packed adventures of Justin Eagle (voiced by Dale Robertson), who, in addition to running a prosperous ranch, is a U.S. undercover agent tasked with rescuing Senator Freeman (Ross Martin) after he is kidnapped by greedy land grabbers. Along with his best pal, Sorry (Edgar Buchanan), adopted Asian daughter, Stormy (Barbara Jean Wong), and many helpful animal friends, Justin brings the culprits to justice.