0 0 7 ▁on ▁E 4 , ▁and ▁in ▁Australia ▁it ▁was ▁broadcast ▁by ▁Network ▁Ten ▁on ▁November ▁ 7 , ▁ 2 0 0 6 ▁at ▁ 8 : 3 0   p . m . ▁( local ▁time ). ▁ ▁__ TO C __ ▁ ▁C rew ▁The ▁season ▁was ▁produced ▁by ▁Warner ▁B ros . ▁Television , ▁College ▁Hill ▁Pictures ▁and ▁Wonder land ▁Sound ▁and ▁V ision . ▁The ▁executive ▁produ cers ▁were ▁Bob ▁De La urent is , ▁cre ator ▁Josh ▁Schw art z ▁and ▁Wonder land ▁co - found ers ▁McG ▁and ▁Steph anie ▁Sav age . ▁Ian ▁To ynt on ▁and ▁John ▁Steph ens ▁served ▁as ▁co - exec utive ▁produ cers . ▁The ▁staff ▁writers ▁were ▁Schw art z , ▁Sav age , ▁Steph ens , ▁J . J . ▁Phil bin , ▁Le ila ▁Ger stein ▁and ▁Mark ▁Fish . ▁The ▁regular ▁direct ors ▁throughout ▁the ▁season ▁were ▁To ynt on , ▁Michael ▁L ange , ▁Norman ▁Buck ley ▁and ▁Patrick ▁Nor ris . ▁ ▁Cast ▁ ▁The ▁fourth ▁season ▁had ▁star ▁b illing ▁for ▁eight ▁major ▁roles . ▁Rach el ▁Bil son ▁as ▁Summer , ▁Adam ▁Bro dy ▁as ▁S eth , ▁Mel inda ▁Clar ke ▁as ▁Jul ie , ▁Peter ▁Gall ag her ▁as ▁Sand y , ▁Benjamin ▁McK en zie ▁as ▁Ryan , ▁and ▁Kelly ▁Row an ▁as ▁K irst en ▁all ▁returned ▁to ▁the ▁main ▁cast . ▁Form er ▁main ▁cast ▁member ▁M isch a ▁Bart on ▁did ▁not ▁return ▁because