Allison Janney (Self - Narrator), Robert Ballard (Self - Explorer-at-Large, National Geographic Society), Paul Mantz (Self - Technical Advisor), George Palmer Putnam (Self - Amelia Earhart's Husband), Robert D. Ballard (Himself), Columbia McCaleb (Amelia Earhart), Ric Gillespie (Self - Executive Director, TIGHAR), Amelia Earhart (Self - Aviator), Allison Fundis (Self - Expedition Leader), Neta Snook Southern (Self - Amelia Earhart's Aviation Tutor), Fredrik T. Hiebert (Self - National Geographic Archaeologist-in-Residence), Erin Heffron (Self - Navigator & Mapping Coordinator, Nautilus), Charles A. Lindbergh (Self - Aviator), Max Roll (Gerald Gallagher), Emily Ballard (Self), Megan Lubetkin (Self - Science Coordinator), Fred Noonan (Self - Navigator), Gerald Gallagher (Self - British Officer in Charge, Phoenix Islands Settlement Scheme), Wilmer Stutz (Self - Aviator), Samantha Wishnak (Self - Communications Manager, Ocean Exploration Trust), Harry Manning (Self - Navigator)