Roo Ryder is a voice actress based in Central Florida who works from a professional remote-capable home studio. She began pursuing voice acting professionally in 2022, transitioning from a background as an athlete who participated in sports such as track, cross-country, volleyball, soccer, and basketball. Her early experience as a party princess entertainer helped develop her character work before she entered the voice acting industry. Her voice has been described as youthful and bold as well as grounded and comforting.

Ryder is best known for providing the English voice of Torako Koshi, also known by the nickname Koshitan, in the anime series My Deer Friend Nokotan. This role marked her first major part in an anime series. In the series, her character is a high school girl who hides her past as a former delinquent called The Beast of Hino while trying to maintain an image as a perfect student. Ryder voices the character opposite Trina Deuhart, who voices Noko Shikanoko.

Beyond this leading role, her other voice acting credits include Madame Mystere in the video game The Cecil: The Journey Begins, Bea in the YouTube animated series Broats, and Sylph in Monster Never Cry. She has also voiced characters including Mikako, Kuriko, and Kirara in Gintama. Her experience spans animations, video games, dubbing for anime and live action media, E-learning, audiobooks, audio dramas, video narrations, and informational announcements.

In addition to voice acting, Ryder is also a cosplayer, streamer, and Vtuber. Her cosplay hobby began with Junko Enoshima from Danganronpa and has since expanded to include many characters from One Piece. She has been a featured guest at events such as FreeCon 21.