Actress filmography The Berkeley Connection (2006) The Blood Diamond (2007) .... Maddy Bowen Little Children (2006) .... Kathy Adamson Dark Water (2005) .... Dahlia House of Sand and Fog (2003) .... Kathy Hulk (2003) .... Betty Ross Beautiful Mind, A (2001) .... Alicia Nash "$treet, The" (2000) TV Series .... Catherine Miller Pollock (2000) .... Ruth Klingman Requiem for a Dream (2000) .... Marion Silver Delusion Over Addiction (2000) Waking the Dead (2000/I) .... Sarah Williams Dark City (1998) .... Emma Murdoch/Anna Inventing the Abbotts (1997) .... Eleanor Abbott Far Harbor (1996) .... Ellie Mulholland Falls (1996) .... Allison Pond Higher Learning (1995) .... Taryn Of Love and Shadows (1994) .... Irene De amor y de sombras (1995) (Spain) Heart of Justice, The (1992) (TV) .... Emma Burgess Rocketeer: Excitement in the Air (1991) (TV) .... Herself Rocketeer, The (1991) .... Jenny Blake Career Opportunities (1991) .... Josie McClellan One Wild Night (1991) Hot Spot, The (1990/I) .... Gloria Harper Some Girls (1989) .... Gabriella 'Gabby' D'Arc Sisters (1989) Étoile (1988) .... Claire Hamilton/Natalie Horvath Ballet (1988) Inside the Labyrinth (1986) .... Herself Labyrinth (1986) .... Sarah Mondo dell'orrore di Dario Argento, Il (1985) .... Herself/Jennifer Corvino Dario Argento's World of Horror (1985) Seven Minutes in Heaven (1985) .... Natalie Becker Phenomena (1985) .... Jennifer Corvino Creepers (1985) (USA: US version) Once Upon a Time in America (1984) .... Young Deborah C'era una volta in America (1984) (Italy)