"The True Welcome" continues many of the stories begun in Episode 3, following several troubling years for Louis Armstrong (who was arrested for marijuana possession), Duke Ellington’s growth as a composer, and Benny Goodman discovering gold in Fletcher Henderson’s arrangements. "The True Welcome" also has a nice section on rich kid John Hammond, Sr. who would become one of jazz’ biggest promoters

• Geoffrey C. Ward
• Ken Burns

• Keith David
• Sidney Bechet
• Louis Armstrong