After four people nearly die from poisoning, Don learns someone is tampering with nonprescription drugs. When the perpetrator publishes a manifesto in a local paper, Don is led to believe the person may be a former employee of the drug company that manufactured the drug.
Elenco: David Krumholtz , Rob Morrow , Peter MacNicol , Judd Hirsch , Navi Rawat , Alimi Ballard , Dylan Bruno , Aya Sumika , Sophina Brown , Judd Hirsch , Peter MacNicol , Sabrina Lloyd , Sophina Brown .