When Warner Bros assigned twin brothers and screenwriters Julius Epstein and Philip Epstein to adapt a stage play for the big screen in 1942, no one could have predicted the impact it would have.

Casablanca has since become one of the most recognisable and quotable films of all time, firmly embedded in Hollywood history. But what appears effortless on screen was anything but behind the scenes.

The late Leslie Epstein, son and nephew of Julius and Philip respectively, tells Louis Harnett O’Meara about the twins’ hijinks and the challenges involved in the making of an all-time classic. An Ember production.

Eye-witness accounts brought to life by archive. Witness History is for those fascinated by the past. We take you to the events that have shaped our world through the eyes of the people who were there.

For nine minutes every day, we take you back in time and all over the world, to examine wars, coups, scientific discoveries, cultural moments and much more.

Recent episodes explore everything from the death of Adolf Hitler, the first spacewalk and the making of the movie Jaws, to celebrity tortoise Lonesome George, the Kobe earthquake and the invention of superglue.

We look at the lives of some of the most famous leaders, artists, scientists and personalities in history, including: Eva Peron – Argentina’s Evita; President Ronald Reagan and his famous ‘tear down this wall’ speech; Thomas Keneally on why he wrote Schindler’s List; and Jacques Derrida, France’s ‘rock star’ philosopher.

You can learn all about fascinating and surprising stories, such as the civil rights swimming protest; the disastrous D-Day rehearsal; and the death of one of the world’s oldest languages.

(Photo: Humphrey Bogart and Ingrid Bergman in Casablanca. Credit: United Achieves via Getty Image)

Released on India’s Republic Day in January 2006, the Hindi film Rang De Basanti, exploded onto the cultural landscape.

In its first week, it shattered box office records and inspired thousands of young Indians to pour into the streets, marching for justice.

The movie's message became a rallying cry, sparking conversations about patriotism, political apathy, and the belief that ordinary people can drive extraordinary change.

Reena Stanton-Sharma speaks to screenwriter Kamlesh Pandey, about his passion project which took years to bring to the big screen.

Eye-witness accounts brought to life by archive. Witness History is for those fascinated by and curious about the past. We take you to the events that have shaped our world through the eyes of the people who were there.

For nine minutes every day, we take you back in time and all over the world, to examine wars, coups, scientific discoveries, cultural moments and much more.

Recent episodes explore everything from how the Excel spreadsheet was developed, the creation of cartoon rabbit Miffy and how the sound barrier was broken.

We look at the lives of some of the most famous leaders, artists, scientists and personalities in history, including: the moment Reagan and Gorbachev met in Geneva, Haitian singer Emerante de Pradines’ life and Omar Sharif’s legendary movie entrance in Lawrence of Arabia.

You can learn all about fascinating and surprising stories, like the invention of a stent which has saved lives around the world; the birth of the G7; and the meeting of Maldives’ ministers underwater. We cover everything from World War Two and Cold War stories to Black History Month and our journeys into space.

(Photo: Amir Khan who starred in Rang De Basanti wearing a T-shirt with the film's slogan in 2005. Credit: Sebastian D'souza/AFP via Getty Images)

In 2006, Ivana Baquero starred in Guillermo del Toro’s Spanish-language film Pan’s Labyrinth.

The film tells the story of an 11-year-old girl who meets mythical creatures on a quest to achieve immortality and return to the underworld as a princess.

However, it isn’t your typical fairy tale. Set in 1944, against the backdrop of Franco’s fascist Spain, the film is hard-hitting and at times violent.

Ivana Baquero speaks to Tim O’Callaghan about starring in the film when she was an 11-year-old.

Eye-witness accounts brought to life by archive. Witness History is for those fascinated by and curious about the past. We take you to the events that have shaped our world through the eyes of the people who were there.

For nine minutes every day, we take you back in time and all over the world, to examine wars, coups, scientific discoveries, cultural moments and much more.

Recent episodes explore everything from how the Excel spreadsheet was developed, the creation of cartoon rabbit Miffy and how the sound barrier was broken.

We look at the lives of some of the most famous leaders, artists, scientists and personalities in history, including: the moment Reagan and Gorbachev met in Geneva, Haitian singer Emerante de Pradines’ life and Omar Sharif’s legendary movie entrance in Lawrence of Arabia.

You can learn all about fascinating and surprising stories, like the invention of a stent which has saved lives around the world; the birth of the G7; and the meeting of Maldives’ ministers underwater. We cover everything from World War Two and Cold War stories to Black History Month and our journeys into space.

(Photo: Ivana Baquero at the premiere of Pan’s Labyrinth in 2006. Credit: Reuters/Fred Prouser)

Akira Kurosawa's film, Seven Samurai, is an epic three-and-a-half hour long black and white film set in 16th century Japan.

It was released in 1954 and was the most expensive Japanese film ever made at the time.

It is widely considered as one of the most influential films in world cinema.

The production had its ups and downs, going over schedule and budget.

Akira Kurosawa's son Hisao was a nine-year-old boy at the time it was made.

He talks to Jen Dale about how his father made the movie and its impact.

Eye-witness accounts brought to life by archive. Witness History is for those fascinated by and curious about the past. We take you to the events that have shaped our world through the eyes of the people who were there.

For nine minutes every day, we take you back in time and all over the world, to examine wars, coups, scientific discoveries, cultural moments and much more.

Recent episodes explore everything from how the Excel spreadsheet was developed, the creation of cartoon rabbit Miffy and how the sound barrier was broken.

We look at the lives of some of the most famous leaders, artists, scientists and personalities in history, including: the moment Reagan and Gorbachev met in Geneva, Haitian singer Emerante de Pradines’ life and Omar Sharif’s legendary movie entrance in Lawrence of Arabia.

You can learn all about fascinating and surprising stories, like the invention of a stent which has saved lives around the world; the birth of the G7; and the meeting of Maldives’ ministers underwater. We cover everything from World War Two and Cold War stories to Black History Month and our journeys into space.

(Photo: A Japanese movie poster for Seven Samurai. Credit: Movie Poster Image Art/Getty Images)