Oscar nominees' one degree of separation

Sandra Bullock, an Academy Award Best Actress nominee for "Gravity," and Matthew McConaughey, a Best Actor nominee for "Dallas Buyers Club," are seen in the 1996 film, "A Time to Kill."

Many of this year's Oscar contenders have worked together on other films, meaning the classic "six degrees of separation" are, in most cases, down to one - which begs the question: For whom will they cheer the loudest on Oscar night?

By CBSNews.com senior producer David Morgan

Bullock - Cooper

"Gravity" nominee Sandra Bullock with Bradley Cooper (nominated for Best Supporting Actor for "American Hustle") starred in the 2009 comedy, "All About Steve."

Cooper - Roberts

Roberts - Adams

Julia Roberts ("August: Osage County") appeared with Tom Hanks and Amy Adams (a Best Actress nominee for "American Hustle") in the 2007 film, "Charlie Wilson's War."

Adams - Streep

Amy Adams ("American Hustle") and Meryl Streep (a Best Actress nominee for "August: Osage County") starred in the 2008 film version of John Patrick Shanley's Pulitzer Prize-winning drama, "Doubt."

Streep - DiCaprio

Meryl Streep ("August: Osage County") starred with Leonardo DiCaprio (a Best Actor Oscar nominee for "The Wolf of Wall Street") in the 1996 drama, "Marvin's Room."

DiCaprio - Adams

Leonardo DiCaprio ("The Wolf of Wall Street") and Amy Adams ("American Hustle") in Steven Spielberg's 2002 comedy-drama, "Catch Me If You Can."

Adams - Bale

Amy Adams" ("American Hustle") and Christian Bale (a Best Actor nominee for "American Hustle") also shared the screen - and Oscar nominations - for David O. Russell's 2010 drama, "The Fighter."

Bale - McConaughey

Christian Bale ("American Hustle") and Matthew McConaughey ("Dallas Buyers Club") played warriors in the post-apocalyptic tale of dragons, "Reign of Fire" (2002).

McConaughey - Cooper

Matthew McConaughey ("Dallas Buyers Club") and Bradley Cooper ("American Hustle") starred in the 2006 comedy, "Failure to Launch."

Cooper - Lawrence

Bradley Cooper ("American Hustle") and Jennifer Lawrence (nominated for Best Supporting Actress for "American Hustle") also co-starred in David O. Russell's "Silver Linings Playbook" (2012), and reteamed in the upcoming "Serena" (left).

Lawrence - Fassbender

Jennifer Lawrence ("American Hustle") and Michael Fassbender (a Best Supporting Actor nominee for "12 Years a Slave") were among the mutant cast of "X-Men: First Class" (2011), and will be on screen together again in 2014's "X-Men:  Days of Future Past."

Fassbender - Hawkins - Dench

Michael Fassbender ("12 Years a Slave") played Rochester in Cary Fukunaga's 2011 film version of "Jane Eyre," which also featured two of this year's Academy Award-nominated actresses: Judi Dench (a Best Actress nominee for "Philomena"; and Sally Hawkins (a Best Supporting nominee for "Blue Jasmine").

Dench - DiCaprio

Judi Dench ("Philomena") starred as the mother of J. Edgar Hoover, played by Leonardo DiCaprio ("The Wolf of Wall Street") in the 2011 biopic, "J. Edgar."

DiCaprio - Blanchett

Leonardo DiCaprio ("The Wolf of Wall Street") starred with Cate Blanchett (a Best Actress nominee for "Blue Jasmine") in Martin Scorsese's "The Aviator" (2004).

Blanchett - Dench

Best Actress nominees Cate Blanchett ("Blue Jasmine") and Judi Dench ("Philomena") previously co-starred in the 2006 drama, "Notes on a Scandal."

Blanchett - Pitt

Cate Blanchett ("Blue Jasmine") starred with Brad Pitt (an Oscar-nominee this year as a producer of "12 Years a Slave") in the 2006 drama, "Babel."

Pitt - Hill

Brad Pitt ("12 Years a Slave") starred with Jonah Hill (a Best Supporting Actor nominee for "The Wolf of Wall Street") in the 2011 sports drama, "Moneyball." The two also provided voices to the 2001 animated feature, "Megamind."

Hill - Coogan - Adams

Adams - Streep

Amy Adams ("American Hustle") and Meryl Streep ("August: Osage County") appeared, though not together, in the 2009 comedy-drama, "Julie & Julia."

Streep - Allen

Meryl Streep ("August: Osage County") appeared as the ex-wife of Woody Allen (an Oscar nominee for his screenplay for "Blue Jasmine") in Allen's 1979 comedy, "Manhattan."

Allen - Roberts

Woody Allen ("Blue Jasmine") and Julia Roberts ("August: Osage County") starred in Allen's 1996 musical-comedy, "Everyone Says I Love You."

Roberts - Pitt

Julia Roberts ("August: Osage County") and Brad Pitt ("12 Years a Slave") starred in the 2001 comedy, "The Mexican."

Pitt - Blanchett

Brad Pitt ("12 Years a Slave") and Cate Blanchett ("Blue Jasmine") played lovers trying to get into sync in "The Curious Case of Benjamin Button."

Blanchett - Bale

Cate Blanchett ("Blue Jasmine"), right, and Christian Bale ("American Hustle") played variations on Bob Dylan in Todd Haynes' 2007 film, "I'm Not There."

Bale - Leto

Christian Bale ("American Hustle") played a serial killer opposite Jared Leto (a Best Supporting Actor nominee for "Dallas Buyers Club") in the 2000 film version of Bret Easton Ellis' "American Psycho."

Leto - Hawke

Jared Leto ("Dallas Buyers Club"), far right, starred with Nicolas Cage as arms dealers in the 2005 film "Lord of War," whose cast also included Ethan Hawke (left), an Oscar nominee for his screenplay for "Before Midnight."

Hawke - Cuaron

Ethan Hawke ("Before Midnight"), Gwyneth Paltrow, and Alfonso Cuaron (a Best Director nominee for "Gravity") are pictured on the set of "Great Expectations" (1998).

Cuaron - Ejiofor

Alfonso Cuaron ("Gravity"), right, directed Chiwetel Ejiofor (a Best Actor Oscar nominee for "12 Years a Slave") in the 2006 dystopian future tale, "Children of Men."

Ejiofor - McConaughey

The first major film role for Chiwetel Ejiofor ("12 Years a Slave") was the 1997 Steven Spielberg drama, "Amistad," opposite Matthew McConaughey ("Dallas Buyers Club").

McConaughey - DiCaprio

Matthew McConaughey ("Dallas Buyers Club") played a mentor to the stock broker played by Leonardo DiCaprio in "The Wolf of Wall Street."

DiCaprio - Dern - Hill

Leonardo DiCaprio ("The Wolf of Wall Street") was joined in the cast of Quentin Tarantino's "Django Unchained" by two of this year's Oscar nominees: Bruce Dern (a Best Actor contender for "Nebraska"), and Jonah Hill ("The Wolf of Wall Street").

Hill - Squibb

Jonah Hill ("The Wolf of Wall Street") starred in the 2008 comedy, "Just Add Water," which also featured June Squibb (below), a Best Supporting Actress nominee for "Nebraska."

Squibb - Pitt

Pitt - Roberts