Natural around New York City to Russian-Jewish immigrants, she had her 1st television appearance inside 1988 in a commercial message for Wisk Detergent. She went around to feature in all over Century further commercial message. Her foremost credited role come around 1993. She played Nona F. Mecklenberg in The Adventures of Pete & Pete from 1994 until 1996. In a period of time of a equivalent period she played the 2nd Lily Montgomery in All My Children. It get on A lot Our Tikes that Trachtenberg foremost worked by using first Buffy co-star Sarah Michelle Gellar.

Trachtenberg's film career began inside 1996 with the lead role within Harriet the Spy. She so returned to television for Meego, for which she won a Young Artist Award. She returned to film within 1999 for Inspector Gadget, as she played a gadget-master's niece, Penny. She likewise starred in the film ''Can't Be Heaven.

Around Summer 2000 Trachtenberg took up a role of Dawn Summers around Buffy a Vampire Slayer. She remained within a role until the indicate ended in 2003. Since Buffy she has returned to film, by owning a recent Eurotrip'', co-starring Scott Mechlowicz and Travis Wester and directed by Jeff Schaffer.

Michelle Trachtenberg's latest role withwithin a feature come in the summertime of 2005, in which she played the title character in Walt Disney Pictures' personal comedy/drama Ice Princess. Therein film, Trachtenberg plays the maths whiz known as Casey Carlyle world health organization gives higher her first academic life sequentially to chase her womb-to-tomb dream of existence the agency figure skater. A film when well stars Joan Cusack as Casey's mother & & Kim Cattral when Casey's nonindulgent coach, Tina Harwood.

She got the revenant role in the HBO series Six Feet Under as Celeste, a spoiled pop star for whom Keith serves as a bodyguard.

Filmography
Odd Girl Out (2005/I) (in production) - Alicia Dillingham Four Women (2005) (pre-production) - Cindy Vinyl (2005) (pre-production) - Debbie The Dive From Clausen's Pier (2005) (TV) - Carrie Beal Ice Princess (2005) - Casey Carlyle Mysterious Skin (2004) - Wendy EuroTrip (2004) - Jenny Buffy the Vampire Slayer (2001-2003)TV Series - Dawn Summers (2001-2003) Truth or Scare (2001) TV Series - Host/Narrator Can't Be Heaven (2000) - Julie A Father's Choice (2000) (TV) - Kelly McClain Inspector Gadget (1999) - Penny Richie Rich's Christmas Wish (1998) (V) - Gloria Meego (1997) TV Series - Maggie Parker A Holiday for Love(1996) (TV) - Noelle Murphy Harriet the Spy (1996) - Harriet M. Welsch Melissa (1995) - Lena The Adventures of Pete & Pete (1993) TV Series - Nona Mecklenberg (1994-1996) All My Children (1970) TV Series - Lilly Benton Montgomery #1 (1993-1996)