Luna (Sailor Moon)

Luna is a talking cat and guardian/mentor to Usagi Tsukino in Sailor Moon.
She has been voiced by Keiko Han (original anime & live action), Jill Frappier (English dub), Michelle Ruff (second dub & Crystal dub), and Ryo Hirohashi (Crystal).
Luna has also been portrayed as a human by Tomoko Ishimura in the musicals and by Rina Koike in the live action series.