Question: Which American actress, producer, and entrepreneur does the 1997 American Walt Disney television film "Beverly Hills Family Robinson" star who appeared in "An Invasion of Privacy" (1983)?

Context paragraphs:
Beverly Hills Family Robinson: Beverly Hills Family Robinson is a 1997 American Walt Disney television film based on the novel "Swiss Family Robinson" by Johann David Wyss.  The film features Dyan Cannon, Martin Mull, Sarah Michelle Gellar and Ryan O'Donohue as the main cast and was aired on ABC.

Recess: School's Out: Recess: School's Out is a 2001 American animated comedy film based on the Disney television series "Recess".  It was produced by Walt Disney Pictures, Walt Disney Television Animation and Walt Disney Television Animation Digital Production with animation done by Sunwoo Animation and Sunwoo Digital International.  The film was distributed by Buena Vista Pictures Distribution, and released theatrically in the United States on February 16, 2001.

Beverly Hills Cop II: Beverly Hills Cop II is a 1987 American action comedy film directed by Tony Scott, written by Larry Ferguson and Warren Skaaren and starring Eddie Murphy.  It is the sequel to the 1984 film "Beverly Hills Cop" and the second installment in the "Beverly Hills Cop" series.  Murphy returns as Detroit police detective Axel Foley, who reunites with Beverly Hills detectives Billy Rosewood (Judge Reinhold) and John Taggart (John Ashton) to stop a robbery/gun-running gang after Captain Andrew Bogomil (Ronny Cox) is shot and seriously wounded.

Hercules: Zero to Hero: Hercules: Zero to Hero is a 1999 comedy-drama adventure and fantasy animated television film produced by Walt Disney Television Animation, Walt Disney Animation Australia, Walt Disney Animation Japan and Toon City Animation, Inc., Manila, Philippines.  The film is a direct-to-video followup to 1997 animated feature "Hercules".  It was released on August 17, 1999.  The film serves as a package film combing three episodes of "Hercules: The Animated Series" as flashback segments.

Beverly Hills, 90210: Beverly Hills, 90210 is an American teen drama television series created by Darren Star, and produced by Aaron Spelling under his production company Spelling Television.  The series ran for ten seasons on Fox—originally airing from October 4, 1990, to May 17, 2000.  It is the longest-running show produced by Spelling, airing slightly longer than "Dynasty".  It is the first of five television series in the "Beverly Hills, 90210" franchise.  The show follows the lives of a group of friends living in the upscale and star-studded community of Beverly Hills, California as they transition from high school to college and into the adult world.  The "90210" in the title refers to one of the city's five ZIP codes.

Beverly Hills Ninja: Beverly Hills Ninja is a 1997 American martial arts comedy film directed by Dennis Dugan, written by Mark Feldberg and Mitch Klebanoff.  The film stars Chris Farley, Nicollette Sheridan, Robin Shou, Nathaniel Parker and Chris Rock.  The main plot revolves around Haru (portrayed by Farley), a white orphan boy who is found by a clan of ninjas as an infant in an abandoned treasure chest and is raised by them.  Haru never quite conforms to their culture and never acquires the skills of a ninja, but is nonetheless good-natured and persevering in his personal ambitions.  His first mission brings him to Beverly Hills to investigate a murder mystery.  It was the last film featuring Farley to be released in his lifetime.

Fred Hayman: Fred Jules Pollag (May 29, 1925 – April 14, 2016), known professionally as Fred Hayman, was a Swiss-born American fashion retailer and entrepreneur, founder in 1961 of Giorgio Beverly Hills in Beverly Hills, California.  He was also known as "Mr. Beverly Hills" and "Mr. Rodeo Drive".

Beverly Hills Chihuahua: Beverly Hills Chihuahua is a 2008 American family comedy film produced by Walt Disney Pictures, the first in the "Beverly Hills Chihuahua" series.  It is directed by Raja Gosnell and was released on October 3, 2008.  The films stars Piper Perabo, Jamie Lee Curtis and Manolo Cardona as the human leads and Drew Barrymore, George Lopez and Andy Garcia in voice-over roles.  The plot centers on a Chihuahua, Chloe, who gets dognapped in Mexico and has to escape from an evil Doberman, El Diablo, with a help from a lonely German Shepherd, Delgado and a hyperactive male Chihuahua, Papi, who has a desperate crush on her.  A sequel, "Beverly Hills Chihuahua 2", was released on direct-to-DVD on February 1, 2011, and "" was released on September 18, 2012.

Beverly Hills Chihuahua 2: Beverly Hills Chihuahua 2 is a 2011 direct-to-DVD sequel to the family comedy film "Beverly Hills Chihuahua", the second film in the "Beverly Hills Chihuahua" series.  Directed by Alex Zamm, and starring George Lopez, Odette Yustman and Zachary Gordon, the film focuses on Papi and Chloe, now married and had five puppies.  The film was released by Walt Disney Studios Home Entertainment on February 1, 2011, in a two-disc Blu-ray and DVD combo pack.

Sarah Michelle Gellar: Sarah Michelle Gellar ( ; born April 14, 1977) is an American actress, producer, and entrepreneur.  After being spotted by an agent at the age of four in New York City, she made her acting debut in the made-for-TV movie "An Invasion of Privacy" (1983).  Gellar went on to appear in numerous television series and commercials.  Her first leading part was in the 1992 miniseries "Swans Crossing", for which she was nominated for two Young Artist Awards, and her television breakthrough came in 1993, when she originated the role of Kendall Hart on the ABC daytime soap opera "All My Children", winning the 1995 Daytime Emmy Award for Outstanding Younger Actress in a Drama Series.

Supporting paragraphs: Beverly Hills Family Robinson Sarah Michelle Gellar
Answer: Sarah Michelle Gellar