"Dedicated" is a single by R. Kelly with Public Announcement, From the album "Born into the 90's".
 The song was a top ten hit in the R&B/Hip Hop Charts and at number 31 on the Billboard 100 Charts.
 It's the album's best charted single in the Billboard chart but the other way around in R&B/Hip Hop charts.
 The song was one of the songs by R. Kelly to be used in the movie "Menace II Society" in 1993.
 A music video has been made and it featured R. Kelly's mother who died a year later.
"Streiht Up Menace" is a 1993 single by MC Eiht off the soundtrack of 1993 movie "Menace II Society".
 The lyrics of the song focus on the life of the characters in the movie, acting as a sort of plot summary for the film.
 Compton's Most Wanted also did this with another song from a soundtrack with the song "Growin' Up In The Hood" from the "Boyz n the Hood" soundtrack.
Tyrin Turner (born July 17, 1971) is an American actor from South Central Los Angeles.
 He played the lead role of Caine in the 1993 drama "Menace II Society".
Menace II Society (pronounced Menace to Society) is a 1993 American teen hood drama film directed by Allen and Albert Hughes in their directorial debut, and starring Tyrin Turner, Jada Pinkett, Larenz Tate and Samuel L. Jackson.
 The film is set in Watts.
 The film follows the life of a young man named Kaydee "Caine" Lawson and his close friends.
 It gained notoriety for its scenes of violence, profanity, and drug-related content.
 It was released in May 1993 to critical acclaim for its gritty portrayal of urban violence and its powerful underlying messages.
Arnold Herbert Johnson (November 15, 1921 – April 10, 2000) was an American actor who played the lead role in the film "Putney Swope" (1969); in the film, his voice was dubbed by Robert Downey, Sr. because Johnson could never remember his lines.
 Johnson appeared in "Shaft (1971 film)" as Cul, a friend of John Shaft and the owner of a shoeshine parlor.
 He also played a role in the film "My Demon Lover" (1987) and had roles in "Rocky" (1976) and "Menace II Society" (1993), as Thomas, the religious Christian grandfather of the lead character Caine (played by Tyrin Turner).
Aaron Tyler (born May 22, 1967), better known by his stage name MC Eiht, is an American rapper born in Augusta, Georgia.
 Many of his songs are based on his life in Compton.
 His stage name was partly inspired by the numeral in KRS-One's name.
 He chose Eiht for its links to "hood culture", including Olde English 800 (8 Ball) and .38 caliber firearms.
 He is the "de facto" leader of West Coast hip hop group Compton's Most Wanted, which also included fellow Compton-based rappers Boom Bam, Tha Chill, DJ Mike T, DJ Slip and Ant Capone.
 He is also known for his role as A-Wax in the 1993 film "Menace II Society".
The Postman is a 1997 American epic post-apocalyptic adventure film.
 It is directed by, produced by, and stars Kevin Costner, with the screenplay written by Eric Roth and Brian Helgeland, based on David Brin's 1985 book of the same name.
 The film also features Will Patton, Larenz Tate, Olivia Williams, James Russo, and Tom Petty.
Larenz Tate (born September 8, 1975) is an American film and television actor.
 He’s best known for his roles as Peter Waters in "Crash" and as O-Dog in the 1993 hood film, "Menace II Society".
 His other films include "Dead Presidents", "Love Jones", "Why Do Fools Fall in Love", "A Man Apart", "Waist Deep", "Biker Boyz", and "Ray".
Menace to Sobriety is the second album by Ugly Kid Joe.
 It was released in 1995.
 The album title is an allusion to the movie "Menace II Society".
 It received favourable reviews & reached number 2 on the UK's rock album charts, in the first week of its release.
 "Milkman's Son" and "Tomorrow's World" were released as singles.
 Music videos were released for "Tomorrow's World", "Milkman's Son", and "Cloudy Skies".
Menace II Society is the name of the official soundtrack for the movie of the same name.
 It was released May 26, 1993 by Jive.
 It peaked at number 1 on the "Billboard" Top R&B/Hip-Hop Albums and at number 11 on the "Billboard" 200.
 Several songs heard both in the movie and in the closing credits, such as "Got to Give It Up" by Marvin Gaye, "Love and Happiness" by Al Green, "Dopeman" by N.W.A, "Ghetto Bird" by Ice Cube, "Computer Love" by Zapp, "For the Love of You" by The Isley Brothers", "Honey Love", "Slow Dance (Hey Mr. DJ)", and Dedicated (all performed by R. Kelly), "Atomic Dog" by George Clinton, "Fly Away" by Hi-Five, "Only The Strong Survive" by Jerry Butler, and a remix to "Streiht Up Menace" by MC Eiht, were not included in the soundtrack album.

Question: What actor best known for his roles as Peter Waters in "Crash" and as O-Dog in the 1993 hood film, "Menace II Society", was in a movie based on David Brin's 1985 book?
Answer: The Postman