Sarah Lane isn't dancing around controversy.

The professional ballerina tells ABC News she feels shortchanged by the lack of credit she received as the dance double in Black Swan for Natalie Portman, who won the coveted best actress Academy Award at this spring's Oscars.

In the film, Portman's head was placed on Lane's dancing body via special effects, though Lane did not receive a credit as an actual dancer.

"Full body shots with actual dancing is me -- that's why they hired me," said Lane. "I didn't really specify anything in my contract about getting onscreen credit or anything: