Cika wannan jumla: A watan Oktoba 2017, an ba Hartley damar yin amfani da shi a Formula One ta Toro Rosso don
United Grand Prix wanda aka gudanar a Austin. Hartley ya maye gurbin Pierre Gasly, wanda ba ya halartar gasar cin kofin Super Formula. Hartley ne ya fara gasar F1 inda ya zama dan New Zealand na tara da ya yi tsere a gasar Formula One.