Halo 5: Guardians Dr. Halsey 1 game Dr. Halsey is a character from Halo 5: Guardians. Verified 22 Aug 2026 Appearances Games featuring Dr. Halsey 84 Halo 5: Guardians 27 October 2015 Other characters in Halo 5: Guardians Full cast Edward Buck Olympia Vale Jameson Locke (Performance) Governor Sloan Exuberant Witness Frederic-104 Linda-058 (Performance) The Arbiter Dimkee Hotay Jameson Locke John-117 Mahkee 'Chava
