[5] In 2006, Olson collaborated with Harlan Ellison on an adaptation of the author's short story "The Discarded" for ABC's series Masters of Science Fiction.

[3][6] He worked on Peter Jackson's film based on the Halo video game series, but the project was later cancelled.

[10][11] Olson wrote two seasons of the audio drama, Bronzeville, which is produced by and stars Laurence Fishburne and Larenz Tate.

[2] He is one of the hosts of the film interview podcast, "The Movies That Made Me", along with director Joe Dante.

[13] In 2020, Olson started Rainy Day Podcasts with Mick Jagger, Steve Bing, and Victoria Pearman.