- AudiolivroPrince of SpiesAlex Gerlis
- AudiolivroRing of SpiesAlex Gerlis
- AudiolivroSea of SpiesAlex Gerlis
- AudiolivroEnd of SpiesAlex Gerlis
- AudiolivroThe Swiss SpyAlex Gerlis
- AudiolivroThe Miracle of NormandyAlex Gerlis
- AudiolivroAgent in the ShadowsAlex Gerlis
- AudiolivroThe Best of Our SpiesAlex Gerlis
- AudiolivroAgent in PerilAlex Gerlis
- AudiolivroVienna SpiesAlex Gerlis
- AudiolivroThe Berlin SpiesAlex Gerlis
- AudiolivroSéries: Richard PrinceAlex Gerlis
- AudiolivroSéries: Spy MastersAlex Gerlis
- AudiolivroAgent in PerilAlex Gerlis
- AudiolivroSéries: The Wolf PackAlex Gerlis