Episode four in which Olivia gasses the crew, Leet's symmetry is imperiled, and the janitor and the AI debate the relative value of the tooth fairy. Starring Richard Cowen as Leet Bonnie Brantley as Jessie Tim Sherburn as Colin Eric Perry as Joe and Richard Nadolny as the Narrator Oz 9 is written by Shannon Perry, who also plays Madeline and Olivia Our theme music and other incidental music was written and performed by John Faley. Sounds from Freesound: https://freesound.org/people/JustInvoke/ (cracked tooth) https://freesound.org/people/SieuAmThanh/sounds/397787/ (alarm) https://freesound.org/people/mikaelfernstrom/sounds/68709/ (revving engine) https://freesound.org/people/audible-edge/sounds/76804/ (squealing tires) https://freesound.org/people/Diboz/sounds/211683/ (sounds of the bridge) https://freesound.org/people/Nexotron/sounds/371282/ (engine hum) https://freesound.org/people/peepholecircus/sounds/171705/ (door)