[3] Overton began a rise to wider prominence in the cricket world with a hostile spell of bowling in the opening match of the 2012 U-19 World Cup against Australia in Townsville, registering speeds approaching 93 mph (150 km/h) on his way to claiming two top-order wickets via slip catches held by his brother.

[6] In the same month, during the 2020 Bob Willis Trophy, Overton scored his maiden century in first-class cricket.

Overton was named player of the tournament for the 2023 season of The Hundred after several impressive performances with both bat and ball for the Originals.

[13] On 29 May 2020, Overton was named in a 55-man group of players to begin training ahead of international fixtures starting in England following the COVID-19 pandemic.

[14][15] On 17 June 2020, Overton was included in England's 30-man squad to start training behind closed doors for the Test series against the West Indies.