The Lost Man is a 1969 American film, written and directed by Robert Alan Aurthur, loosely based on F.L. Green's novel Odd Man Out.
Former US Army lieutnant Jason Higgs (Sidney Poitier) who, after becoming a black militant during the 1960s Black Revolutionary Movement, is wounded as he pulls a payroll heist to help imprisoned "brothers", and has to hide from the police. Social worker Cathy Ellis (Joanna Shimkus) falls in love with Higgs while helping him elude capture.
The soundtrack was produced and performed by Quincy Jones, and was released on Universal Records