Justin Garrett Whalin (born September 6, 1974) is an American actor. He is known for his roles as the teenage Andy Barclay in Child's Play 3 and Jimmy Olsen in the American television series Lois & Clark: The New Adventures of Superman. Whalin, an only child, was born in the Sunset District of San Francisco, California. His mother, Terry Villanueva, is a teacher and school administrator who owns and operates two L.A. area schools: The Learning Castle and La Cañada Preparatory. His father, Craig Whalin, is a real estate appraiser. His parents divorced when he was seven years old and both remarried. He has a younger half-brother, Danny Quiros, an older stepbrother, Michael Galo-Rothman, and an older stepsister, Michele Dahlberg. He studied acting at the esteemed American Conservatory Theater (A.C.T.) in San Francisco, and attended Lowell High School. After years of commuting between Los Angeles and San Francisco, he and his mother eventually relocated to L.A. permanently when he was fifteen years old. He completed his high school education through U.C. Berkeley's homeschooling program.

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