Will has a cocker spaniel named Thurman

Will's wife Chynna is not only the half sister of former 'One Day At A Time' star Mackenzie Phillips and model Bijou Phillips, but the daughter of former ( The ) Mamas And The Papas Founder John Phillips and bandmate Michelle Gilliam Phillips

Will was the last one in his family to get married and start a family

Strange Brad Pitt Connection: William was orginally cast by Thelma & Louise ( Geena Davis & Susan Sarandon ) Director Ridley Scott to play the role of the cute drifter J.D.in the backseat of Louise's ( Susan Sarandon ) convertible, but William declined the role in order to play Brian McCaffrey in Backdraft, giving Brad his official beginning to a highly remarkable career. Ironically, Brad had auditioned to co-star in Backdraft with William, for the role of fellow firefighter Tim Krizminski, but lost it to actor Jason Gedrick. Also, Brad co-starred with William's sister-in-law actress Kim Basinger ( married to older brother Alec ) who played the voice of cartoon seductress Holli Would in 1992's Cool World, and younger brother Stephen was orginally cast to play Vince McBride in Brad's girlfriend Jennifer Aniston's 1998 movie, The Object Of My Affection, but after a disagreement with the director concerning the role, he was later replaced by Mad About You's John Pankow. Other Baldwin/Pitt Connections: fellow co-stars Robert De Niro with William,( Will ~ Backdraft/Brad ~ Sleepers ) and Gabriel Bryne ( Brad ~ Cool World/Stephen ~ The Usual Suspects,A Simple Twist Of Fate )and Kevin Spacey ( Brad ~ Seven/Stephen ~ The Usual Suspects ) with Stephen and Tom Cruise ( Brad ~ Interview With A Vampire/William, Stephen, & Daniel ~ Born On The Fourth Of July )

William, and older brother Alec were both very close friends of the late John F. Kennedy, Jr.

both William and younger brother Stephen are former Calvin Klein Models

Will and Chynna first met on a plane back in 1991, while Chynna was traveling with her Wilson Phillips bandmates Carnie and Wendy Wilson. According to Carnie and Wendy, as Chynna walked by,they could see Will leaning his head out to watch her, and said they knew then that Will & Chynna were a match

William trained for three weeks at the Chicago Fire Academy, and actually rode along with the Chicago Fire Department's Squad 5, while preparing for his role as Brian McCaffrey in Backdraft

Ron Kovic, who was played by actor Tom Cruise in the movie, Born On The Fourth Of July, was actually a former student of William's father, Alexander, Jr.

Acccording to most biographies on the Baldwin Brothers, they say that William and his brothers, Alec, Stephen, and Daniel had attended Massapequa High School, but they actually went to Alfred G. Berner High School, which was actually two miles from Massapegua High School where their Dad, Alexander, Jr. was a highly respected history teacher and football coach, who in 1998/1999 was honored by the school, who renamed their auditorium after him

William has a cousin, Joseph Baldwin, who is also an actor, but he is not related to actor Adam Baldwin

William played Prince Charming on The Rosie O'Donnell Show, during Rosie's Snow White play

William co-owns a restaurant in Greenwich, NY, with younger brother Stephen, called ALAIA'S, named after Stephen's oldest daughter, Alaia

In 1994, William won an MTV Movie Award, for Most Desirable Male, as Zeke Hawkins in the movie, Sliver

William worked as an aide on Capitol Hill for U.S. Representive Thomas J. Downey ( New York/ Democrat )

William and his brothers were all wrestlers in high school, and he even wrestled in college

,B> Aside from being a wrestler in high school, William also played on both the high school football and baseball team

Guests at William & Chynna's wedding reception got cds of their favorite love songs, including the song " I Live For You ", which Chynna wrote for William

William likes a swing band called " COUNT BASIE ", jazz, and Van Morrison, although he really has no favorite genere of music

While shooting the movie, " Three of Hearts ", a stunt man smashed William over the head with a phone, then with a black jack, and punched him so hard, that he had to go to the emergency room for stitches, and all this within three takes

In June of 1998, The Creative Coalition ( TCC ) elected William as their new president

Who did Billy go to see for his first concert? It was none other than the legendary rock band, Led Zeppelin, playing at Madison Square Garden.

In high school, Billy's friends drank Rocket Fuel. What is Rocket Fuel? A mixture of all the beer that they could find numerously shaken up in a Hellman's mayonnaise jar

* Note: Please let me know if any of the info above is incorrect and I'll be happy to change it.