Stephen Robert "Steve" Irwin (22 February 1962 – 4 September 2006), nicknamed "The Crocodile Hunter", was an Australian wildlife expert, television personality, and conservationist. Irwin achieved worldwide fame from the television series The Crocodile Hunter, an internationally broadcast wildlife documentary series which he co-hosted with his wife Terri. Together, the couple also owned and operated Australia Zoo, founded by Irwin's parents in Beerwah, about 80 kilometres (50 mi) north of the Queensland state capital city of Brisbane. Irwin died on 4 September 2006 after being pierced in the chest by a stingray barb while filming an underwater documentary film titled Ocean's Deadliest. The Sea Shepherd Conservation Society ship MY Steve Irwin was named in his honour.

Irwin was born on his mother's birthday to Lyn and Bob Irwin in Essendon, a suburb of Melbourne, Victoria. He moved with his parents as a child to Queensland in 1970, where he attended Landsborough State School and Caloundra State High School. Irwin described his father as a wildlife expert interested in herpetology, while his mother Lyn was a wildlife rehabilitator. After moving to Queensland, Bob and Lyn Irwin started the small Queensland Reptile and Fauna Park, where Steve grew up around crocodiles and other reptiles.

Russell Ira Crowe (born 7 April 1964) is a New Zealand born Australian actor, film producer and musician. He came to international attention for his role as Roman General Maximus Decimus Meridius in the 2000 historical epic film Gladiator, directed by Ridley Scott, for which he won an Academy Award for Best Actor, a Broadcast Film Critics Association Award for Best Actor, an Empire Award for Best Actor and a London Film Critics Circle Award for Best Actor and ten further nominations for Best Actor. Crowe appeared as the tobacco firm whistle blower Jeffrey Wigand in the 1999 film The Insider, for which he received five awards as Best Actor and seven nominations in the same category. In 2001, Crowe's portrayal of mathematician and Nobel Prize winner John F. Nash in the biopic A Beautiful Mind brought him numerous awards, including an BAFTA Award for Best Actor in a Leading Role, a Golden Globe Award for Best Actor category Motion Picture Drama and a Screen Actors Guild Award for Outstanding Performance by a Male Actor in a Leading Role.

James Douglas Muir "Jay" Leno /ˈlɛnoʊ/ (born April 28, 1950) is an American stand-up comedian and television host.

From 1992 to 2009, Leno was the host of NBC's The Tonight Show with Jay Leno. Beginning in September 2009, Leno started a primetime talk show, titled The Jay Leno Show, which aired weeknights at 10:00 p.m. (Eastern Time, UTC-5), also on NBC. After The Jay Leno Show was canceled in January 2010 amid a host controversy, Leno returned to host The Tonight Show with Jay Leno on March 1, 2010.

James "Jay" Leno was born in New Rochelle, New York, in 1950. His mother, Catherine (née Muir; 1911–1993), a homemaker, was born in Greenock, Scotland, and came to the United States at age 11. Leno's father, Angelo (1910–1994), who worked as an insurance salesman, was born in New York to immigrants from Flumeri, Italy. Leno grew up in Andover, Massachusetts, and although his high school guidance counselor recommended that he drop out of school, he later obtained a Bachelor's degree in speech therapy from Emerson College, where he started a comedy club in 1973. Leno's siblings include his late older brother, Patrick, who was a Vietnam veteran and a lawyer.

Bindi Sue Irwin (born 24 July 1998 in Nambour, Queensland, Australia) is the daughter of The Crocodile Hunter star Steve Irwin, and mother Terri Irwin. Bindi is a child celebrity who has been involved in acting, singing, songwriting, dancing, rapping, and a fitness DVD. She espouses the same conservationist philosophy as her parents.

Her first name comes from the name of her father's favourite female crocodile at the Australia Zoo, and her middle name is from the family's dog Sui, Sue. According to her father, Bindi is an Australian Aboriginal word that means "young girl."

Bindi began appearing on television shows as early as age two. She appeared regularly in her father's television shows, including The Crocodile Hunter Diaries, and also appeared in the 2002 film The Wiggles: Wiggly Safari in a credited cast role.

Irwin was the presenter of a 26-part wildlife documentary kids show called Bindi the Jungle Girl, a production of the Discovery Kids television network. Her father was filmed in many of the early shows before his death in 2006, when production was temporarily put on hold. The series premiered in June 2007 on Discovery Kids.