Zero Doubt is a 10 year old gelding by Not A Single Doubt out of the Octagonal mare, Chiasmus.
Last start was 0 at Caulfield on Jan 12, 2022 in the Neds Spartacus (Bm64) over 1440 metres.
Sale Details

Lot 315 2018 Inglis Classic Yearling Sale
Vendor: Clarke & Croft Bloodstock, Uralla
Buyer: S Farah $100,000

Lot 38 2018 Inglis Ready 2 Race Sale
Vendor: Lionheart Thoroughbreds, Sydney Buyer: Blueblood Thoroughbreds (Australia) Pty Ltd $120,000

Lot 102 2021 Inglis July (Early) Online Sale
Vendor: Owners Buyer: Adam Woods $1,500

Lot 159 2021 Inglis July (Late) Online Sale
Vendor: Owners Buyer: Iryoung Fan $700