Marc Spector (Marvel Cinematic Universe)

Marc Spector
Marvel Cinematic Universe character
Oscar Isaac as Marc Spector / Moon Knight (right), Steven Grant / Mr. Knight (left), and Jake Lockley (bottom) in Moon Knight
First appearance	Marc Spector and Steven Grant: "The Goldfish Problem" Moon Knight (2022) Jake Lockley: "Gods and Monsters" Moon Knight (2022)
Based on	Moon Knight by Doug Moench     Don Perlin
Adapted by	Jeremy Slater
Portrayed by	Oscar Isaac Carlos Sanchez (young) David Jake Rodriguez (teenager)
Voiced by	Oscar Isaac (What If...? season 3)
In-universe information
Full name	Marc Spector Steven Grant Jake Lockley
Title	Moon Knight (Spector) Mr. Knight (Grant)
Occupation	Khonshu's Moon Knight US soldier (Spector) Mercenary (Spector) Gift shop assistant (Grant) Chauffeur (Lockley)
Affiliation	United States Military (Spector) British Museum (Grant)
Weapon	Crescent darts Truncheons
Family	Elias Spector (father) Wendy Spector (mother) Randall Spector (brother)
Spouse	Layla El-Faouly
Religion	Judaism
Origin	Chicago, Illinois
Nationality	American (Spector) British (Grant)

Marc Spector and Steven Grant are fictional characters portrayed by Oscar Isaac in the Marvel Cinematic Universe (MCU) media franchise, based on the Marvel Comics characters of the same name. Spector is depicted as the vigilante Moon Knight, and the avatar of the Egyptian deity Khonshu.

Spector is an American mercenary who has dissociative identity disorder (DID) which he developed as a result of child abuse. He is also married to Layla El-Faouly. Grant, his alter ego, operates as a gift shop employee in London. Grant becomes aware of Spector, and takes on the alias Mr. Knight, and the two face off against the Egyptian deity Ammit and her avatar Arthur Harrow. A third alter, Jake Lockley later executed Harrow.

The character first appeared in the Disney+ series Moon Knight (2022). An alternate variant also appeared in the third season of the animated series What If...? (2024).