Anecdotes

Used to work as a stockbroker at the same firm as Martha Stewart. The two remain good friends.

His younger brother is an FBI agent.

He served in the US Marine Corps, but contrary to previous press releases never saw any combat nor was he wounded.

Father of two adopted children: Cormack (b. 1993) and Sarah (b. 1995).

His football coach and English teacher at Chaminade High School turned him on to both sports and acting. While there he played both tackle and the title role of "Macbeth".

He called his co-star Saoirse Ronan as the most talented actor he had ever worked with.

First began acting in TV shows and movies at the age of 39.

While performing in "Death Of A Salesman" and "Long Day's Journey into Night" on Broadway, so many of his fans wanted to meet him after the show that producers had to hire extra security to keep the crowds in control near the stage door.

Had won two Tony Awards as Best Actor (Play) on his only two nominations: in 1999 for a revival of Arthur Miller's "Death of a Salesman," and in 2003 for a revival of Eugene O'Neill's "Long Day's Journey into Night.".

Lived in Woodstock, Connecticut. (2008)

Began his stage career performing in both summer stock and Off-Broadway productions.

On March 14, 1999, three performances of the Broadway production of "Death of a Salesman" had to be canceled because Dennehy had been unable to sleep and didn't feel well. After a check-up in the hospital, he was diagnosed with hypertension.

He had been a primary consideration for the original role of Hannibal Lecter in Manhunter (1986), that is, until he recommended Scotsman Brian Cox to director Michael Mann.

He was the only actor to appear in both Présumé innocent (1990) and its made-for-television sequel, Le fardeau de la preuve (1992), and plays a different role in each.

Grew up in Mineola NY on Macatee Pl.

Loved sailing.

Had stated that Sur les quais... (1954) is his favorite movie.

Joked on "The Tonight Show" that he is often mistaken for Charles Durning. In South park: Plus grand, plus long et sans coupure (1999), when the boys are singing an admiring song about figure skater Brian Boitano, they are confused by the sudden appearance of Brian Dennehy, who had mistaken the name for his.

Once owned a home in Santa Fe, New Mexico, and a little cottage in Ireland.

Graduated with a B.F.A. in Theatre / Performing Arts from Columbia University, New York.

Father of Kathleen Dennehy and Elizabeth Dennehy.

He was the son of Hannah (Manion) and Edward Joseph Dennehy, a wire service editor for the Associated Press. His paternal grandparents were Irish immigrants, and his mother was also of Irish descent.

Participated in OCLC's "Geek the Library" advocacy campaign, appearing on a poster that reads "I geek schooners".

He was awarded the 1999 Joseph Jefferson Award for Actor in a Principal Role in a Play for "Death of a Salesman" at the Goodman Theatre in Chicago, Illinois.

He was awarded the 2012 Equity Joseph Jefferson Award for Actor in a Supporting Role in a Play for "The Iceman Cometh" at the Goodman Theatre in Chicago, Illinois.

Appearing in a limited run of 'Death of a Salesman' at the Lyric Theatre, London. (2005)

Acting at the Stratford Shakespeare Festival in Ontario, Canada. Playing the "King of France" in William Shakespeare's "All's Well that Ends Well", June 19 to August 23. Playing the roles of "Erie Smith" and "Krapp" in the double-bill "Hughie" (by Eugene O'Neill) and "Krapp's Last Tape" (by Samuel Beckett), June 18 to August 31. (juin 2008)

Chicago, IL: Performing as Larry Slade in the Goodman Theatre production of "The Iceman Cometh" (avril 2012)

He was awarded the 2000 Back Stage Garland Award for Outstanding Performance for "Death of a Salesman" at the Ahmanson Theatre in Los Angeles, California .

Member of the Sigma Chi Fraternity.

He was nominated for a 2010 Joseph Jefferson Award for Actor in a Principal Role in a Play for "Hughie/Krapp's Last Tape", at the Goodman Theatre in Chicago, Illinois.

Stratford, ON, Canada: Stratford Shakespeare Festival - Twelfth Night' and 'The Homecoming' (mai 2011)

He was awarded the 1980 Drama-Logue Award for Outstanding Performance in the play, "Says I, Says He," at the Mark Taper Forum Theatre in Los Angeles, California.

He was nominated for a 1987 Joseph Jefferson Award for Actor in a Principal Role in a Play for "Galileo" at the Goodman Theatre in Chicago, Illinois.

Appearing on Broadway in "Long Day's Journey Into Night" (mai 2003)

Inducted into the Derby [Connecticut] Hall of Fame in 2021.