| Episode credited cast: |
 | Abacca Anjain-Maddison | - | Herself - Senator, Republic of the Marshall Islands |
| Tony de Brum | - | Himself - Former Minister of Foreign Affairs & Health, Republic of the Marshall Islands |
| Sandy Hainline | - | Herself - Nurse Coordinator, Marshallese Outreach Program, AR |
| Rihna James | - | Herself - TB Program Coordinator, Kwajalein Atoll Health Care Bureau |
| Jim Yong Kim | - | Himself - Harvard University, Brigham and Women's Hospital |
| Julie Walsh Kroeker | - | Herself - Anthropologist / Director, Small Islands Network |
| Neal A. Palafox | - | Himself - Chair, Dept. of Family Medicine, Univ. Hawaii School of Medicine |
| Irene Paul | - | Herself - Assistant Secretary of Health, Republic of the Marshall Islands |
| Llewellyn M. Smith | - | Himself - Narrator |
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