On March 10, 1997, Sarah began to star in the American TV series "Buffy the Vampire Slayer" broadcast by Fox Radio in the United States, playing the heroine Buffy Summers. The drama has been nominated for and won multiple awards, including the Golden Globe Awards, the Saturn Awards for Science Fiction and Horror, the People's Choice Awards, and the Children's Choice Awards. This TV series also pioneered vampire-themed TV series; 10 On March 17, Sarah co-starred with Jennifer Love Hewitt, Ryan Phillippe and Freddie Prinze Jr. in the horror movie "I Know What You Did Last Summer" with a global box office of billions of dollars. 》In the movie, she played Helen Shivers, the second female lead who was chased by the Hook Killer. Sarah was nominated for the MTV Movie Award for Best Breakthrough Performance for this film; on December 10, Sarah joined the cast The horror movie "Scream 2" was released worldwide, in which she played Cici.

On March 5, 1999, Sarah starred in the love movie "Dangerous Games" with Ryan Phillippe and Reese Witherspoon. The global box office of the film exceeded 70 million US dollars. With this film, Sarah The film won the MTV Movie Award for Best Actress for her performance as Kathryn Merteuil.

On June 14, 2002, Sarah starred in the comic book-turned-movie "Scooby-Doo 1". The film topped the North American box office list, and the global box office exceeded 200 million US dollars. Sarah also relied on the film She won the American Children's Choice Award for Favorite Comedian. She played the heroine Daphne Blake in the film. On the 21st, the film began planning a sequel.

On March 26, 2004, the sequel to the Scooby-Doo series "Scooby-Doo 2: Monsters Away" was released worldwide. Sarah continued to play the heroine Daphne Blake (Daphne Blake). Won the top spot in the North American box office chart again; on October 24, "Scooby-Doo 2: Monsters on the Run" was released in China, and the American version of "The Grudge" starring her, a remake of "The Grudge", was released in the United States and It topped the North American box office list with a box office of 40 million U.S. dollars over the weekend. The film eventually exceeded 180 million U.S. dollars globally. Sarah plays the heroine Karen Davis.

On May 21, 2006, the science fiction thriller "Southern Legend" starring Sarah premiered at the 52nd Cannes Film Festival, and played Krysta Now in the film; On October 13, the sequel to "The Grudge" "The Grudge 2" was released globally. The film once again topped the North American box office list with US$20 million. Sarah continued to play Karen Davis; 11 On March 10, Sarah starred in the horror movie "The Ghost" as the heroine Joanna Mills.

On April 27, 2007, the comedy film "Country Girl" starring Sarah premiered at the Tribeca Film Festival in New York. She played the heroine Brett Eisenberg in the film. ); On November 2, "Southern Legend" starring Sarah held a grand premiere ceremony in Los Angeles, USA. The film was released in the United States on November 14.

On January 18, 2008, the movie "Country Girl" starring Sarah was released on DVD and Blu-ray. On the 25th, the suspense movie "The Air I Breathe" in which Sarah starred was released. Played Sorrow in the film.

On August 21, 2009, Sarah starred in the film "Veronica Decides to Die" adapted from the novel of the same name by Brazilian fantasy writer Paulo Coelho. The film was released on January 20, 2015. Released in the United States, Sarah played the heroine Veronika.

On September 31, 2011, Sarah starred in the suspenseful American drama "Sisters" broadcast by the CW Radio in the United States. Sarah played two roles, playing the two sisters Bridget Kelly. ) and Chopin Martin (Siobhan Martin).

On September 27, 2013, Sarah starred in the comedy "Mad Men" broadcast on CBS Radio in the United States, playing the daughter of Robin Williams' character Sydney Roberts (Sydney Roberts) ).

On January 8, 2015, the 40th American People's Choice Awards were held at the Nokia Theater in Los Angeles, California. Sarah won the Most Popular Actress in a New Drama Series Award for her role in "Mad Men".