Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Aikin wasan kwaikwayo na farko na Heard ya haɗa da bayyanuwa a cikin bidiyon kiɗa guda biyu, Kenny Chesney's "There Goes My Life" da Eisley's "I Wasn't Prepared", ƙananan ayyuka na tallafi a cikin jerin WB na ɗan gajeren lokaci Jack & Bobby (2004) da The Mountain (2004), da kuma baƙon da ke taka rawar gani a matsayin mai sayarwa a cikin jerin wasan kwaikwayo na matasa The OC (2005). Ta fara fitowa a fim a wasan kwaikwayo na wasan kwaikwayo na Jumma'a Night Lights (2004), wanda ya hada da Billy Bob Thornton kuma ya kasance cinikin kasuwanci da nasara. A cikin shekaru biyu masu zuwa, tana da ƙananan rawar gani a cikin fina-finai masu yawa, ciki har da Drop Dead Sexy (2005), Farashin da za a biya (2006), Kuna nan (2006), da Alpha Dog (2006), kuma ya bayyana a cikin wani ɓangaren 'yan sanda masu aikata laifuka masu aikata laifuka a matsayin ƙaunar ƙauna na babban hali, Spencer Reid. Ta yi rawar gani sosai a cikin fim mai ban tsoro mai zaman kanta Side FX (2005) da wasan kwaikwayo na Niki Caro na Arewacin Kasar (2005), inda aka jefa ta a matsayin matashi na jarumi, wanda Charlize Theron ya buga. Daga baya aka jefa Heard a matsayin babban halayyar soyayya a cikin wasan kwaikwayo na matasa na CW Hidden Palms, wanda cibiyar sadarwar ta so maye gurbin sake maimaita lokacin bazara na sauran jerin da aka yi niyya ga matasa masu sauraro. Don samun rawar, an buƙaci ta rasa nauyin kilo 25 na nauyinta. An fara nuna jerin a Amurka a ranar 30 ga Mayu, 2007, don a haɗa shi da sake dubawa. Ba a son shi da masu sauraro na talabijin, kuma CW ta soke shi, tana watsa shirye-shirye takwas ne kawai na shirye-shiryen 12 da aka tsara. A shekara ta 2007, Heard ya kuma bayyana a cikin gajeren fim din Day 73 tare da Sarah, wasan kwaikwayo na indie wanda aka soki da kyau Ka tuna da Daze, da kuma wani labari na jerin shirye-shiryen Showtime Californication.  Tambaya: Wanene ya soke jerin?
CW