[1][2] He made the active roster after the conclusion of training camp and dressed for all 18 games of the 2016 Toronto Argonauts season.

Following the hiring of Marc Trestman as head coach for the 2017 season, Cross gained a more prominent role in the offense.

He scored his first career touchdown on July 24, 2017, on a three-yard pass from Ricky Ray in a game against the Ottawa Redblacks.

[3] Cross did continue to excel as a blocker, and on only two carries set a new career high for rushing yards, with 11.

While he did not record any statistics, he capped off his sixth professional season with an Argonauts' victory in the 109th Grey Cup game.