- HörbuchAlexander Hamilton, RevolutionaryMartha Brockenbrough
- HörbuchInto the Bloodred WoodsMartha Brockenbrough
- HörbuchThe Game of Love and DeathMartha Brockenbrough
- HörbuchUnpresidentedMartha Brockenbrough
- HörbuchTo Catch a ThiefMartha Brockenbrough
- HörbuchFrank and the Bad SurpriseMartha Brockenbrough
- HörbuchFrank and the Masked CatMartha Brockenbrough
- HörbuchThis Old DogMartha Brockenbrough
- HörbuchSerien: Frank and the PuppyMartha Brockenbrough
- HörbuchFuture TenseMartha Brockenbrough