Marti Etheridge is a voice actor known for their work in English dubs of anime series. Their career has included a range of roles, from supporting characters to more prominent appearances in major franchises.

One of Etheridge's most substantial roles to date is voicing Lector, the cat companion of Sting Eucliffe, in the long-running series Fairy Tail. This character first began appearing in the show's English dub around 2014 and Etheridge voiced the role for a total of fifty-six episodes across several years.

In 2021, Etheridge took on two notable roles. They voiced the character Hell in the English adaptation of the fantasy anime takt op. Destiny, which was produced by Crunchyroll. That same year, they were cast as Excel Walter in the Funimation-produced English dub of How a Realist Hero Rebuilt the Kingdom. Excel Walter is a duchess within the kingdom's nobility and the grandmother of another major character, Juna Doma.

Beyond these credits, Etheridge's filmography includes a variety of other voice work. Their career features appearances in several high-profile series, such as providing additional voices for Fullmetal Alchemist: The Sacred Star of Milos and voicing a character named Sumire in an episode of Junji Ito Collection. Etheridge has also contributed voices to the Attack on Titan anime, A Certain Scientific Railgun, and A Certain Magical Index, among other shows.