CIA intelligence analyst.
Their earlier conflict becomes useful cooperation during the island mission.
Donloe was exiled after Ethan's break-in at CIA headquarters and later transmits the memorized Sevastopol coordinates to Ethan.
Their marriage is shown through coordinated survival during the island attack.
The plot explicitly identifies Tapeesa as Donloe's wife, and they escape together by dog sled.
They contribute different capabilities to the same rescue mission.
Donloe provides the submarine coordinates while Degas remains with the team during the Russian assault and bomb-defusal operation.
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