She graduated from Hyde Park High School in Chicago in 1950 and attended Rollins College from 1951 to 1953, where she was a cheerleader and member of Phi Beta, a performing arts fraternity.
Fischer was an honoree at East West Players' 2019 gala for her work in raising "the visibility of the Asian Pacific American (APA) community through [her] craft.
She has also worked on many independent Asian American films including Americanese (2009), Only the Brave (2005), Stand Up for Justice: The Ralph Lazo Story (2004) and Strawberry Fields (1997).
Fischer has had numerous guest-starring roles on network television including FX's It's Always Sunny In Philadelphia and Walden Media's The Baby-Sitter's Club.
Some of her well-known roles include Mister T, Battle of the Planets, Rubik the Amazing Cube, A Pup Named Scooby-Doo, Saturday Supercade, The Flintstone Kids, Batman: The Animated Series, Batman Beyond, The All-New Scooby and Scrappy-Doo Show, The Karate Kid, Capitol Critters, The Centurions, The Plastic Man Comedy/Adventure Show, The Heathcliff and Dingbat Show, Super Friends, Thundarr the Barbarian, Rambo, Wildfire, Captain Planet and the Planeteers, Teen Titans, Justice League Unlimited, The Wild Thornberrys, Avatar: The Last Airbender and Justice League.