At 15, she acted in the 2004 film House of D opposite her father and actor Anton Yelchin as the latter's young first love, Melissa Loggia.

[4] In June 2011, both she and her father were featured in a television commercial for the Nintendo 3DS game The Legend of Zelda: Ocarina of Time 3D.

In 2018, Williams wrote and directed the short film Shrimp, which she also starred in alongside Conor Leslie, Paulina Singer, Frances Fisher, and Jake Abel.

Williams later entered into a deal with Gunpowder & Sky to develop the short film into a half-hour series.

[18] Williams has described herself as an avid athlete[citation needed] and video game player, and a fan of her namesake The Legend of Zelda series.