Revealing mistake: When Terrible Tommy has Rosa in an airplane spin her hair suddenly gets thicker and her legs get thicker, indicating this is Rosa's stunt double.
Below the Belt (1980)
1 revealing mistake - chronological order
Directed by: Robert Fowler
Starring: James Gammon, John C. Becher, Mildred Burke, Regina Baff
Continuity mistake: Terrible Tommy wipes blood off her mouth and it's gone from her arm seconds later.
Trivia: Prior to becoming well-known, Cheryl Ladd, Lynda Carter, and Lindsay Wagner tried out for the role of Rosa Rubinsky.