/ Updated 
By Minh Nguyen

Constance Wu — best known for playing Jessica Huang on "Fresh of the Boat" — and Megan Mullally — best known for playing Karen Walker in "Will & Grace" — have been cast in an episode of "Dimension 404," a science-fiction anthology series coming to Hulu, according to a report by Deadline. Both actresses will star in an episode directed by RocketJump's Matt Arnold and Freddie Wong.

Megan Mullally and Constance Wu will appear together on an episode of Hulu's "Dimension 404."Gabriel Olson / Getty Images

Mullally will play Director Stevens, according to the report, a military commander overseeing an NSA project tasked to fight terrorism. Wu will play Jane, a military psychologist who wants to spend Christmas leave with her wife and daughter but is re-assigned to help an NSA agent overcome his performance issues. They join a cast that currently includes Sarah Hyland, Patton Oswalt, Ashley Rickards, Joel McHale, Lea Michele, Ryan Lee, and Sterling Beaumon. The series, which will premiere exclusively on Hulu, aims to evoke a feeling of wandering on the weird side of the internet.

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