- Bogdon Almazou
- facilitator: Russia
- Harriet Beck
- attorney (as Harriet H. Beck)
- Pietro Colturi
- guide: Italy
- Gionata Cravioto
- translator: Italy
- Samson Crouppen
- production assistant
- Gianna Davids
- assistant: Bryan Johnston
- Chris Gunnarson
- guide: Lake Tahoe
- Mark Hall
- transfers
- Travis Hodges
- transcriptions
- Travis Hodges
- transcriptions
- Rod Jackson
- assistant accountant
- Sergey Kotelnikov
- security: Russia
- George Lakes
- accountant
- Christopher Mehl
- assistant: David Salzberg
- Uma Nithipalan
- assistant production office coordinator
- Dimitry Pavlov
- security: Russia
- Alexander Predovsky
- US guide: Russia
- Linda Predovsky
- US guide: Russia
- Joe Smith
- production assistant
- Paul Sutton
- production services: China
- Yui Takahiro
- team manager: Japan
- Marc Testut
- local guide: Yak & Yeti, Russia
- Stephane Testut
- local guide: Yak & Yeti, Russia
- Norihiko Watanabe
- production assistant: Japan
- Ryan Young
- production assistant
- George Zhou
- guide: China
- Joshua J. Cotten
- production staff (uncredited)
