Rebecca O'Mara (born in Dublin, Ireland) is an Irish-born actress and voice actress who provides voices for the UK and US versions of Thomas & Friends.
She has appeared primarily in theatre shows, but has made a couple of television appearances including the BBC soap opera "Doctors".
- The History of Mr Polly (2007)
- Laika (2010)
- Jimmy's Hall (2014)
- Doctors (2007)
- Thomas & Friends (2013-present)
- Line of Duty (2016)
- She, Maggie Ollerenshaw, Jan Page, Jonathan Forbes, Ben Forster, Teresa Gallagher, Colin McFarlane, Tracy-Ann Oberman, Togo Igawa and Helen Farrall have all worked on "Doctors".