Keanu Reeves*
No one named Harbaugh ever played quarterback for the Dallas Cowboys.
Byron Leftwich has: Played Himself - Pittsburgh Steelers Quarterback in "The NFL on CBS" in 1956. Played Himself - Jacksonville Jaguars Quarterback in "The NFL on CBS" in 1956. Played Himself - Jacksonville Jaguars Quarterback in "NFL Monday Night Football" in 1970. Played Himself - Pittsburgh Steelers Quarterback in "NFL Monday Night Football" in 1970. Played Himself - Marshall Thundering Herd Quarterback in "2000 Motor City Bowl" in 2000. Played Himself - Jacksonville Jaguars Quarterback in "Hey Rookie, Welcome to the NFL" in 2003. Played Quarterback - Jacksonville Jaguars in "2005 EA Sports NFL Quarterback Challenge" in 2005. Played himself in "Quite Frankly with Stephen A. Smith" in 2005. Played himself in "Unique Whips" in 2005. Played Himself - Pittsburgh Steelers Quarterback (Inactive) in "NFL Thursday Night Football" in 2006. Played Himself - Pittsburgh Steelers Quarterback in "Super Bowl XLIII" in 2009. Played Himself - Pittsburgh Steelers Quarterback in "Super Bowl XLV" in 2011.
Daryle Lamonica has: Played Himself - Oakland Raiders Quarterback in "The NFL on CBS" in 1956. Played Himself - Buffalo Bills Quarterback in "1964 AFL Championship Game" in 1964. Played Himself - Buffalo Bills Quarterback in "1965 AFL Championship Game" in 1965. Played Himself - Oakland Radiers Quarterback in "The NFL on NBC" in 1965. Played Himself - Oakland Raiders Quarterback in "The NFL on NBC" in 1965. Played Himself - Oakland Raiders Quarterback in "1967 AFL Championship Game" in 1967. Played Himself - Oakland Raiders Quarterback in "1968 AFL Championship Game" in 1968. Played Himself - Oakland Raiders Quarterback in "AFL-NFL World Championship Game" in 1968. Played Himself - Oakland Raiders Quarterback in "1969 AFL Championship Game" in 1970. Played Himself - Oakland Raiders Quarterback in "NFL Monday Night Football" in 1970. Played Himself - Oakland Raiders Quarterback in "1970 AFC Championship Game" in 1971.
David Krieg has: Played Himself - Tennessee Oilers Quarterback in "The NFL on CBS" in 1956. Played Himself - Tennessee Oilers Quarterback in "The NFL on NBC" in 1965. Played Himself - Seattle Seahawks Quarterback in "The NFL on NBC" in 1965. Played Himself - Arizona Cardinals Quarterback in "NFL Monday Night Football" in 1970. Played Himself - Seattle Seahawks Quarterback in "NFL Monday Night Football" in 1970. Played Himself - Chicago Bears Quarterback in "NFL Monday Night Football" in 1970. Played Himself - Kansas City Chiefs Quarterback in "NFL Monday Night Football" in 1970. Played Himself - Seattle Seahawks Quarterback in "1983 AFC Championship Game" in 1984. Played himself in "Home Improvement" in 1991. Played Himself - Kansas City Chiefs Quarterback in "1993 AFC Championship Game" in 1994.
Yes, QB Loren Snyder was a replacement player in 1987.
In 2005 Michael Vick WA the quarterback for the Atlanta Falcons.
Steve McNair has: Played Himself - Tennessee Oilers Quarterback in "The NFL on CBS" in 1956. Played Himself - Tennessee Titans Quarterback in "The NFL on CBS" in 1956. Played Himself - Titans Quarterback in "NFL Game of the Week" in 1965. Played Himself - Tennessee Oilers Quarterback in "The NFL on NBC" in 1965. Played Himself - Former NFL Quarterback (segment "Invincible") in "60 Minutes" in 1968. Played Himself - Tennessee Titans Quarterback in "NFL Monday Night Football" in 1970. Played Himself - Baltimore Ravens Quarterback in "NFL Monday Night Football" in 1970. Played Himself - Tennessee Oilers Quarterback in "NFL on FOX" in 1994. Played Himself - 3rd Overall Pick in "1995 NFL Draft" in 1995. Played Himself - Tennessee Titans Quarterback in "1999 AFC Championship Game" in 2000. Played Himself - Tennessee Titans Quarterback in "Super Bowl XXXIV" in 2000. Played himself in "Seasons of Change: The African American Athlete" in 2002. Played himself in "Rome Is Burning" in 2003. Played himself in "Elements of a Champion" in 2004.
Keanu Reeves*
Seneca Wallace has: Played Himself - Seattle Seahawks Quarterback in "NFL Monday Night Football" in 1970. Played Himself - Iowa St. Cyclones Quarterback in "2001 Independence Bowl" in 2001. Played Himself - Iowa St. Cyclones Quarterback in "2002 Humanitarian Bowl" in 2002. Played Himself - Seattle Seahawks Quarterback in "2005 NFC Championship Game" in 2006. Played Himself - Seattle Seahawks Quarterback in "NBC Sunday Night Football" in 2006. Played Himself - Seattle Seahawks Quarterback in "Super Bowl XL" in 2006.
Jake Delhomme has: Played Himself - Carolina Panthers Quarterback in "NFL Monday Night Football" in 1970. Played Himself - Carolina Panthers Quarterback in "Super Bowl XXXVIII" in 2004. Played Himself - Carolina Panthers Quarterback in "2003 New England Patriots: Super Bowl XXXVIII Champions" in 2004. Played himself in "Quite Frankly with Stephen A. Smith" in 2005. Played Quarterback - Carolina Panthers in "2005 EA Sports NFL Quarterback Challenge" in 2005. Played Himself - Carolina Panthers Quarterback in "2005 NFC Championship Game" in 2006. Played Himself - Carolina Panthers Quarterback in "NBC Sunday Night Football" in 2006.
The New England Patriots have never had a mute quarterback/player on their roster.
Teddy Bridgewater plays Quarterback for the Minnesota Vikings.