Float Like a Butterfly (2018) online

From the producers of Once and Sing Street, comes a touching and universal family story about self-determination and family bonding. In a gender-reversal of classic film Billy Elliott, Irish Traveller Frances has to fight for the right to pursue her passion...boxing. Frances is determined to make her idol Muhammad Ali proud, as well as her father who has recently been released from prison. But when she wants to show him just how tough she is, she soon comes to realise he's got other plans for her