Dr Ordway (Warner Baxter) is called to assist a diabetic neighbour who has collapsed at a house party, but the man dies after being given insulin. It is later found that the syringe was spiked with a poison. Ordway begins his investigation, with there being plenty of potential suspects at the party.
He begins to unravel a complicated plot involving wanted criminals receiving plastic surgery to help them change their identity...
This is one of the better entries in the Crime Doctor series, the story being well structured and taking Ordway in some interesting directions including faking an injury and also adopting a disguise.
