os ▁Operation , ▁the ▁first ▁serial ▁in ▁The ▁Key ▁to ▁Time ▁season , ▁and ▁En light en ment . ▁In ▁ 1 9 6 5 ▁he ▁played ▁Sir ▁Hugh ▁Arch ib ald - L ake ▁in ▁The ▁Wed nes day ▁Play ▁( B BC ) ▁V ote , ▁V ote , ▁V ote ▁for ▁N ig el ▁Bart on . ▁In ▁the ▁ 1 9 6 7 ▁BBC ▁serial isation ▁of ▁The ▁F ors y te ▁S aga , ▁L uck ham ▁played ▁Sir ▁Lawrence ▁Mont , ▁father - in - law ▁of ▁Fle ur ▁F ors y te . ▁He ▁appeared ▁in ▁an ▁episode ▁of ▁Rand all ▁and ▁Hop k irk ▁( De ce ased ) ▁( 1 9 6 9 ), ▁as ▁the ▁villa in , ▁and ▁as ▁an ▁un sc rup ul ous ▁art ▁deal er ▁in ▁the ▁episode ▁I ▁Always ▁W anted ▁a ▁Sw imming ▁Pool ▁in ▁the ▁ 1 9 7 1 ▁series ▁of ▁Public ▁E ye . ▁L uck ham ▁was ▁a ▁familiar ▁face ▁as ▁a ▁character ▁actor ▁in ▁the ▁ 1 9 7 0 s : ▁playing ▁The ▁ 7 th ▁Duke ▁of ▁Mar l borough ▁in ▁the ▁ 1 9 7 4 ▁Th ames ▁min is eries ▁Jenn ie : ▁Lady ▁Rand olph ▁Church ill ; ▁the ▁ 1 9 7 8 ▁TV ▁series ▁based ▁on ▁the ▁Fam ous ▁Five ▁books ▁by ▁En id ▁B ly ton ; ▁as ▁the ▁evil ▁psych ic ▁Edward ▁Dre x el ▁in ▁the ▁ 1 9 7 9 ▁super