Tony took the last name of Fields from his stepfather Max. Tony's parents divorced when he was four.

Although he was born in Stafford, Kansas, he moved to Davis, California, where his career began in gymnastics. He switched to dance training when he won scholarships to the Pacific Conservatory of the Performing Arts (studying drama and voice), and also at Roland Dupree Academy of Dance. He began touring with Debbie Reynolds in her nightclub act only 3 months after starting at Dupree.