William Sierra
Conocido por
Raw
1993
Bill Alfonso
WWE: Undertaker 20-0 - The Streak
2012
Bill Alfonso - Referee (archive footage)
ECW Heat Wave 2000
2000
Bill Alfonso (Manager)
ECW Heat Wave 1998
1998
Bill Alfonso
ECW Barely Legal 1997
1997
Bill Alfonso (Manager)
ECW November to Remember 1997
1997
Bill Alfonso (Manager)
Películas
68WWE: Undertaker 20-0 - The Streak
2012
Bill Alfonso - Referee (archive footage)
ECW Heat Wave 2000
2000
Bill Alfonso (Manager)
ECW Heat Wave 1998
1998
Bill Alfonso
ECW Barely Legal 1997
1997
Bill Alfonso (Manager)
ECW November to Remember 1997
1997
Bill Alfonso (Manager)
Barbed Wire City: The Unauthorized Story of Extreme Championship Wrestling
2013
Himself
ECW November to Remember 1996
1996
Bill Alfonso
ECW House Party 1996
1996
Bill Alfonso (Manager)
ECW Hardcore History
2001
Bill Alfonso (Referee)
WWE: Blood Sport ECW - The Most Violent Matches
2006
ECW The Doctor Is In 1996
1996
Bill Alfonso
ECW Big Ass Extreme Bash 1996
1996
Bill Alfonso
ECW Holiday Hell 1996
1996
Bill Alfonso
ECW Anarchy Rulz 1999
1999
Bill Alfonso (Manager)
ECW Guilty as Charged 2000
2000
Bill Alfonso (Manager)
ECW Enter the Sandman 1995
1995
Bill Alfonso (Troubleshooting Referee)
ECW Hardcore Heaven 1995
1995
Bill Alfonso (Troubleshooting Referee)
WWE Bloopers Bleeps and Bodyslams
1994
Bill Alfonso
Hardcore Homecoming
2005
Bill Alfonso (Manager)
ECW November to Remember 1995
1995
Bill Alfonso
ECW Wrestlepalooza 1998
1998
Bill Alfonso
ECW It Ain't Seinfeld
1998
Bill Alfonso (Manager)
ECW Big Apple Blizzard Blast
1996
Bill Alfonso
ECW Hostile City Showdown 1996
1996
Bill Alfonso
ECW Hardcore Heaven 1996
1996
Bill Alfonso
ECW November To Remember 1998
1998
Bill Alfonso (Manager)
ECW Guilty as Charged 1999
1999
Bill Alfonso
ECW Hardcore Heaven 1997
1997
Bill Alfonso (Manager)
ECW As Good As It Gets
1997
Bill Alfonso
ECW House Party 1998
1998
Bill Alfonso
ECW CyberSlam 1998
1998
Bill Alfonso (Manager)
ECW Mountain Top Madness
1995
Bill Alfonso
ECW Living Dangerously 1998
1998
Bill Alfonso
ECW Living Dangerously 1999
1999
Bill Alfonso (Manager)
ECW CyberSlam 1999
1999
Bill Alfonso (Manager)
ECW Hardcore Heaven 1999
1999
Bill Alfonso (Manager)
ECW Heat Wave 1999
1999
Bill Alfonso
ECW November to Remember 1999
1999
Bill Alfonso (Manager)
WWA The Revolution
2002
Bill Alfonso
The Ref Didn’t See It!
2025
Bill Alfonso
GCW: Joey Janela's Spring Break X
2026
Bill Alfonso
The WRLD on GCW
2022
Bill Alfonso
ECW Living Dangerously 2000
2000
Bill Alfonso
ECW Barbed Wire, Hoodies and Chokeslams
1995
Bill Alfonso (State Appointed Referee)
ECW Heat Wave 1995
1995
Bill Alfonso (Troubleshooting Referee)
ECW Gangstas Paradise 1995
1995
Bill Alfonso (Troubleshooting Referee)
ECW Path of Destruction
2000
Bill Alfonso (Manager)
ECW: Bloodsport The Most Violent Matches
2006
Bill Alfonso
ECW Crossing The Line 1999
1999
Bill Alfonso
ECW Massacre on Queens BLVD
1996
Bill Alfonso (Manager)
ECW Anarchy Rulz 2000
2000
Bill Alfonso (Manager)
ECW House Party 1999
1999
Bill Alfonso
MLW War Games
2003
Bill Alfonso
MLW Rise of The Renegades
2003
ECW Holiday Hell 1995
1995
Bill Alfonso (Manager)
ECW A Matter of Respect 1998
1998
Bill Alfonso (Manager)
ECW CyberSlam 1996
1996
Bill Alfonso
ECW Just Another Night 1996
1996
Bill Alfonso
ECW A Matter of Respect 1996
1996
Bill Alfonso (Manager)
ECW Natural Born Killaz
1996
Bill Alfonso (Manager)
ECW Ultimate Jeopardy 1996
1996
Bill Alfonso
ECW Wrestlepalooza 1997
1997
Bill Alfonso (Manager)
ECW Born To Be Wired
1997
Bill Alfonso
MLW Hybrid Hell
2003
Bill Alfonso (Manager)
ECW: Extreme Evolution
2000
Bill Alfonso (Manager)
ECW Extreme Warfare Vol. 2
1996
Bill Alfonso
WWE Bashed in the USA
1993
Bill Alfonso
Bret "Hit Man" Hart
1994
Bill Alfonso
