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Rihanna - Rihanna is seen taking the London underground to attend the BRIT Awards 2012.

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Michael Douglas - The actor and his daughter, Carys Zeta Douglas, on their way to school in New York.

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Drew Barrymore - The actress is caught by a photographer while taking public transport.

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Christina Ricci - The actress blends in with other commuters during a subway ride in New York.

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Fredric Lehne - The 'Supernatural' actor seems to realize he's being photographed in New York.

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Zoe Saldana - The actress is spotted out for the day with her sister, Cisely Saldana.

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Jessica Alba - The actress also seems to be comfortable taking the subway.

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Keri Russell - The star of 'Felicity' and 'The Americans' blends in on the New York subway.

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Naomi Watts - The actress takes her sons, Alexander Pete and Samuel Kai, to school.

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Katie Holmes and Suri Cruise - The actress and her daughter wearing matching outfits at a New York subway station.

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Karlie Kloss - The beautiful model is photographed leaving the Brooklyn Bridge City Hall Station in New York.

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Matthew Broderick - The actor is spotted checking his phone while waiting for the train, looking very much like any other businessman. 

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Liev Schreiber - The actor waits at a New York subway station with his children.

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Bradley Cooper - It may be difficult to tell with the hat and dark sunglasses, but this is one of the stars of 'A Star Is Born.'

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Matthew Broderick - The actor is a subway regular, no matter the weather. 

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Jessica Chastain - The actress and her now-husband Gian Luca Passi de Preposulo waiting for the subway.

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Christy Turlington - The famous supermodel doesn't seem to mind waiting for the subway.

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Dakota Fanning - The young actress keeps it casual and rides the subway after doing some shopping. 

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Jessica Chastain - The actress goes undetected among other subway users, being sure to keep her shades on.

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Julianne Moore - The Hollywood star is spotted using her phone at a New York subway station.

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Iman - The model has no problems in taking public transport.

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Cynthia Nixon - As a New Yorker, Nixon is at home in the subway.

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Drew Barrymore - The A-lister chats with a friend in a subway station.

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Katie Holmes - It's common to see the popular actress on the New York subway.

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Katie Holmes - She blends in incredibly easily with the other passengers, and keeps her shades on just in case. 

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Hilary Duff - Duff goes unnoticed, despite her bright outfit, among the other passengers.

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Bradley Cooper - The actor is spotted again wearing sunglasses and a hat on the New York subway.

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Katie Holmes - Katie Holmes looks comfortable reading a book on the subway.

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Cynthia Nixon - Nixon, who was running for Governor of New York in 2018, takes the subway.

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Kyra Sedgwick - The famous actress chit-chats while waiting for the train.

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Barbara Bush Coyne - George W. Bush's daughter has no problem with taking public transport, though she doesn't look particularly thrilled about being photographed while doing it.

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Rita Ora - The singer keeps her head down after being spotted at St Pancras Station in London, UK.

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Sebastian Stan - The 'Captain America' star waits for the train at a subway station.

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Michael Emerson - The 'Lost' and 'Person Of Interest' star is spotted reading at a New York subway station.

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Margot Robbie - The Australian actress is spotted walking into an underground station in London, UK.

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Nicole Scherzinger - The famous singer is spotted at Oxford Circus underground station in London, UK.

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Boris Johnson - British Prime Minister, Boris Johnson was spotted on his way to work in 2014, when he was Mayor of London.

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Geri Halliwell - The ex-Spice Girl is spotted arriving at Manchester Piccadilly train station in the UK with her son, Monty.

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Joaquin Phoenix - Some celebrities use public transport in real life, and others take advantage of it in the movies! Joaquin Phoenix goes unnoticed as he shoots scenes on a train platform in New York for 'You Were Never Really Here.'

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Helen Mirren and Will Smith - The actors are spotted filming a scene for the movie 'Collateral Beauty.'

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Jennifer Lopez -

The actress films a scene for the show 'Shades of Blue.'

See also: These celebrities now have regular jobs

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