Maurice Carthon Maurice Carthon ( born April 24 , 1961 ) is a National Football League coach as well as a former professional football running back . Carthon is currently an assistant head coach for the Kansas City Chiefs . Prior to his current assignment , he served two seasons as the running backs coach for the Arizona Cardinals , as well as the offensive coordinator for the NFL ' s Cleveland Browns ( 2005 – 06 ) , an offensive coordinator for the Dallas Cowboys and running backs coach for several teams . Maurice is the father of former Indianapolis Colts running back Ran Carthon . High school . Carthon attended Osceola High School in Osceola , Arkansas and was a letterman in football and basketball . In football , he was a two - time All - Conference honoree where he played tight end . In basketball , he was named the state ' s Most Valuable Player as a senior . College . Carthon attended Arkansas State University and was a star in football . In football , he was a two - time All - Southland Conference selection , and as a senior , he was the team ' s captain and led the team in rushing yards . He was a member of Kappa Alpha Psi fraternity . Professional career . Carthon started his pro football career with the USFL ' s New Jersey Generals . Over his three years with the Generals , he rushed for 2102 yards including 1042 in 1984 . That same year his backfield mate , Herschel Walker rushed for 1339 yards . This was the third time in professional football that teamates had rushed for over 1000 yards each in the same season . ( Csonka / Morris - 1972 and Harris / Blier - 1976 ) . Subsequently , is was also achieved by Mack / Byner - 1985 ; Dun / Vick - 2006 ; Jacobs / Ward - 2008 and Stewart / Williams - 2009 . In 1985 , Carthon played a final season with the Generals , then went almost immediately to New York Giants training camp . From February to June , his USFL career consisted of 3 preseason games , 18 regular season games , and a final playoff on June 30 , 1985 . After reporting to the Giants in July , he played an additional 5 preseason games , 16 regular season games , and two playoff rounds , for a total of 45 contests in less than a year . Carthon wore the number 44 in his career as a fullback with the New York Giants . He was considered a bruising back with superb blocking skills . Carthon was a very durable player , missing only one game out of 76 when he was with the Giants . Carthon won two championship rings with the Giants in Super Bowl XXI and Super Bowl XXV . His best season was in 1986 , when he finished as the team ' s second leading rusher with 260 yards , while also helping diminutive halfback Joe Morris rush for a then - franchise record 1 , 516 yards . Carthon retired after the 1992 season with 950 career rushing yards , 90 receptions for 745 yards , and 3 touchdowns . Coaching career . Maurice Carthon resigned as Cleveland Browns offensive coordinator on October 24 , 2006 after Cleveland managed only seven points against the Denver Broncos . Under Carthon , the Browns had managed a league - low 232 points in 2005 and had only scored 88 points through six games in 2006 . Carthon was the third NFL offensive coordinator to be fired during the 2006 season . Fans — obviously fed up with Carthon — started the " Mo ' s Gotta Go " movement in October 2006 . A website www . firemauricecarthon . com was created to express some fans ' displeasure . In early 2008 , reports surfaced about a potential reuniting of Carthon and old coach Bill Parcells in Miami . Carthon would not be a candidate for the Miami Dolphins head coaching vacancy , but rather a candidate for offensive coordinator . Carthon been known as a " Parcells Guy " , following his former coach from coaching place to place . He has coached under Parcells for the New England Patriots , the New York Jets and , most recently , the Dallas Cowboys . On Feb 19 , 2009 the Kansas City Chiefs announced that the club has added Carthon to head coach Todd Haley ’ s coaching staff . Carthon will serve as assistant head coach .