← Back to filmFilm · CastFull castTarzan Finds a Son!On screenCast10 credited performersJohnny WeissmüllerTarzanMaureen O'SullivanJane ParkerJohnny SheffieldBoyIan HunterAustin LancingHenry StephensonSir Thomas LancingFrieda InescortMrs. LancingHenry WilcoxonMr. 'Sandee' SandeLaraine DayMrs. Richard LancingMorton LowryRichard LancingGavin MuirPilot (uncredited)