▁known ▁for ▁her ▁character ▁Barbara ▁La he y ▁on ▁the ▁hit ▁Canadian ▁mock ument ary ▁program ▁Tra iler ▁Park ▁Boys . ▁ ▁Born ▁in ▁Cal g ary , ▁Al berta , ▁Sh elle y ▁trained ▁at ▁R AD A ▁in ▁London , ▁and ▁worked ▁for ▁many ▁years ▁in ▁the ▁UK . ▁She ▁played ▁roles ▁in ▁London ' s ▁West ▁End ▁and ▁at ▁the ▁Royal ▁National ▁Theatre , ▁as ▁well ▁as ▁leading ▁roles ▁in ▁regional ▁the at res . ▁ ▁She ▁was ▁a ▁regular ▁in ▁BBC ▁radio ▁drama ▁during ▁her ▁time ▁in ▁Britain , ▁and ▁recorded ▁do z ens ▁of ▁audio ▁books ▁– ▁titles ▁including ▁work ▁by ▁Margaret ▁At wood ▁and ▁Jane ▁Sm iley . ▁ ▁She ▁played ▁R ita ▁in ▁the ▁family ▁series , ▁Mike ▁and ▁Ang elo ▁for ▁ten ▁years , ▁and ▁made ▁guest ▁appearances ▁on ▁Drop ▁the ▁Dead ▁Don key , ▁East End ers ▁and ▁Ch el worth . ▁She ▁also ▁played ▁the ▁role ▁of ▁Sarah ' s ▁ste pm other ▁I rene ▁Williams ▁in ▁Jim ▁H enson ' s ▁ 1 9 8 6 ▁fant asy ▁ep ic ▁Lab yr inth . ▁She ' s ▁appeared ▁in ▁all ▁seasons ▁of ▁Tra iler ▁Park ▁Boys , ▁both ▁spe ci als , ▁and ▁the ▁Fe ature ▁Film . ▁ ▁Since ▁returning ▁to ▁Canada , ▁her ▁work ▁has ▁included ▁season ▁at ▁the ▁Atlantic ▁Theatre ▁Festival ▁( A riel ▁in ▁the ▁Temp est ▁and ▁Vi ola ▁in ▁Tw elf th ▁Night ), ▁work ▁at ▁the ▁Ne pt une ▁Theatre , ▁The ▁Pra irie ▁Theatre