An alien criminal kills the young Agent K in 1969, altering the timeline, changing the Agency and placing the Earth in danger. Veteran Agent J (Will Smith) must travel back in time to 1969 to before the murder and work with the young Agent K (Josh Brolin) to save him, the Agency, the Earth and humanity itself.
Alice Eve....Young Agent O
Josh Brolin....Young Agent K
Tommy Lee Jones....Agent K
Bill Hader....Andy Warhol
Yuri Lowenthal....Knuckles (voice)
Kevin Covais....MIB Agent
Joseph R. Gannascoli....Mets Fan
Filmography links and data courtesy of The Internet Movie Database.