Oliver Trevenna and Laura Vandervoort

This is going to be one super wedding.

Smallville alum Laura Vandervoort is engaged to British actor and host Oliver Trevena, ET Canada reports.

News of their engagement spread after Vandervoort, 29, was spotted with a sparkler on her ring finger at Vanity Fair's Young Hollywood party earlier this week.

Vandervoort is best known for playing Supergirl on Smallville and Lisa on V. She currently stars on Syfy's Bitten.