Question: Which Australian actor and director starred in Ned Kelly?

Context paragraphs:
Ned Kelly (soundtrack): Ned Kelly is the score to the 1970 film about the Australian outlaw Ned Kelly.  It features music written by Shel Silverstein, produced by Ron Haffkine and performed by Waylon Jennings, Kris Kristofferson, Tom Ghent, and a solo track by Mick Jagger, who played the title character.

Ned Kelly (1970 film): Ned Kelly is a 1970 British-Australian biographical (and part musical) film.  It was the seventh Australian feature film version of the story of 19th-century Australian bushranger Ned Kelly.  It is notable for being the first Kelly film to be shot in colour.

Trial of Ned Kelly: Trial of Ned Kelly is a 1977 Australian TV film about a hypothetical trial of Ned Kelly.

The Last Outlaw (miniseries): The Last Outlaw is a 1980, Australian TV mini series, shown in four parts, based on the life of Ned Kelly.  It was shot from February to May 1980.  The series' broadcasting dates (October-November, 1980) coincided almost exactly with the 100th year anniversary of the death of Ned Kelly, who died in November, 1880.

Heath Ledger: Heathcliff Andrew Ledger (4 April 197922 January 2008) was an Australian actor and director.  After performing roles in several Australian television and film productions during the 1990s, Ledger left for the United States in 1998 to develop his film career.  His work comprised nineteen films, including "10 Things I Hate About You" (1999), "The Patriot" (2000), "A Knight's Tale" (2001), "Monster's Ball" (2001), "Lords of Dogtown" (2005), "Brokeback Mountain" (2005), "The Dark Knight" (2008), and "The Imaginarium of Doctor Parnassus" (2009), the latter two being posthumous releases.  He also produced and directed music videos and aspired to be a film director.

Joe Byrne: Joseph "Joe" Byrne (November 1856 – 28 June 1880) was an Australian bushranger born in Victoria to an Irish immigrant.  A friend of Ned Kelly, he was a member of the "Kelly Gang" who were declared outlaws after the murder of three policemen at Stringybark Creek.  Despite wearing the improvised body armour for which Ned Kelly and his gang are now famous (and which he is reputed to have designed), Byrne received a fatal gunshot during the gang's final violent confrontation with police at Glenrowan, in June 1880.

Ned Kelly (musical): Ned Kelly (sometimes titled "Ned Kelly: The Electric Music Show") is an Australian musical with book and lyrics by Reg Livermore and music by Patrick Flynn.  It tells the story of Australian bushranger Ned Kelly with an eclectic score combining rock opera, vaudeville and burlesque.  The original Australian production played in Adelaide and Sydney in 1977 and 1978.

The Kelly Gang (play): The Kelly Gang; or the Career of the Outlaw, Ned Kelly, the Ironclad Bushranger of Australia, is an 1899 Australian play about bushranger Ned Kelly.  It is attributed to Arnold Denham but it is likely a number of other writers worked on it.

The Kelly Gang: The Kelly Gang is an Australian feature-length film about the Australian bush ranger, Ned Kelly.  The film was released in 1920, and is the second film to be based on the life of Ned Kelly, the first being "The Story of the Kelly Gang", released in 1906.

Ned Kelly (2003 film): Ned Kelly is a 2003 Australian historical drama film based on Robert Drewe's 1991 novel "Our Sunshine".  Directed by Gregor Jordan, the film's adapted screenplay was written by John Michael McDonagh.  The film dramatises the life of Ned Kelly, a legendary bushranger and outlaw who was active mostly in Victoria, the colony of his birth.  In the film, Kelly, his brother Dan, and two other associates—Steve Hart and Joe Byrne—form a gang of Irish Australians in response to Irish and English tensions that arose in 19th century Australia.  Heath Ledger stars in the title role, with Orlando Bloom, Naomi Watts and Geoffrey Rush.

Supporting paragraphs: Ned Kelly (2003 film) Heath Ledger
Answer: Heath Ledger