The 1970s was seen as a turbulent time for the United States.

It was a deeply dark and confusing decade, and that was also reflected on the big screen.

There would be noVacation,Police AcademyorAmerican Piefilms withoutAnimal House.

Blended image showing Al Pacino in The Godfather and Michael Sheen in Apocalypse Now

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As director and actor, respectively, they have collaborated on ten feature films together since the 70s.

The second wasTaxi Driver, arguably one of their most notable.

The movies were gritty and dark but also fascinating character studies.

John Belushi as Bluto Blutarski yelling in Animal House (1978)

Image via Universal Pictures

With a thrilling story and compelling direction from Scorsese,Taxi Driveris considered a modern American classic.

However,Apocalypse Nowis what many consider his crowning achievement.

Apocalypse Now’s tumultuous productionis a tale worthy of a movie.

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But when it was finally released in 1979, it all paid off with critical praise and financial success.

BeforeGrease, this was the film that turnedJohn Travoltainto a movie star.

Despite having that classic 70s grounded grittiness,Rockyis a great example of a feel-good film.

Travis Bickle (Robert De Niro) stands in the street wearing sunglasses and sporting a rough mohawk in ‘Taxi Driver’ (1976).

Image via Columbia Pictures

It all paid off, as showing the fearsome shark thrilled audiences in the summer of ‘75.

Star Warsdefined science fiction.

LikeJaws,Star Warshelped define the modern blockbuster.

The poster for Taxi Driver

It wasnt just a product of the New Hollywood Era; it alsochanged the way Hollywood makes films.

Both films were based on the highly successful novel byMario Puzoand directed by Francis Ford Coppola.

The sequel continued Michaels story and followed a young Vio Corleone (Robert De Niro) and his origins.

Linda Blair as Regan, floating above a bed, possessed, with her arms spread wide in The Exorcist

Image via Warner Bros.

The film was like a tragic opera, masterfully told through what the characters are feeling.

NEXT:The 10 Best Movies That Defined the ’80s, Ranked

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Robert Redford and Dustin Hoffman sitting at a desk in All the President’s Men

Image via Warner Bros.

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Benjamin (Martin Sheen) sneaks through a muddy brook with his face camouflaged in paint in Apocalypse Now.

Image via United Artists

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John Travolta dancing on the dance floor in ‘Saturday Night Fever’.

Image via Paramount Pictures

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Sylvester Stallone as Rocky at the end of the workout montage with is arms raised in Rocky Balboa

Image via United Artists

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The shark emerges from the sea to attack Brody (Roy Scheider) on a boat in ‘Jaws’.

Image via Universal Pictures

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Chewbacca (Peter Mayhew), Luke Skywalker (Mark Hamill), Obi-Wan Kenobi (Alec Guinness), and Han Solo (Harrison Ford) sitting in the cockpit of the Millenium Falcon in Star Wars: Episode IV – A New Hope.

Image via Lucasfilm

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Animal House

Star Wars: Episode IV - A New Hope