Kristen Bell to Rejoin 'Veronica Mars' Creator for 'iZombie' Episode

Kristen Bell will appear on an upcoming special reunion episode of iZombie , Entertainment Weekly reports.

The 35-year-old actress will appear in an episode titled “Fifty Shades of Gray Matter,” which follows Rose McIver’s character after she eats the brain of a librarian who secretly wrote erotic fiction.

Kristen will have a voice-over role in the episode, though the details of her character’s involvement have not yet been revealed. She formerly narrated Veronica Mars as well as Gossip Girl, and starred as Anna in the animated movie Frozen.

Kristen will reunite with iZombie creator Rob Thomas, who also worked on the Veronica Marss television series and movie.