[16][17][18] On 26 June 2019, Parcell joined fellow Super League side Hull Kingston Rovers on a deal until the end of the season.
[citation needed] On 15 October 2019, Hull Kingston Rovers turned the end of the season loan deal into a one-year contract.
[19][20][21] Parcell played a total of 25 games for Hull Kingston Rovers in the 2022 Super League season as the club finished 8th on the table and missed the playoffs.
[22] On 12 August 2023, Parcell played for Hull Kingston Rovers in their 17-16 golden point extra-time loss to Leigh in the Challenge Cup final.
[23] Parcell played 27 games for Hull Kingston Rovers in the 2023 Super League season as the club finished fourth on the table and qualified for the playoffs.
[25] On 12 October, Parcell played in Hull Kingston Rovers 2024 Super League Grand Final loss against Wigan.