The film, dubbed an heir of Woody Allen, follows Jewish American cousins who travel to Poland in memory of their late grandmother

Culkin, who won a Golden Globe for 'A Real Pain' almost pulled out of the project until producer Emma Stone flew him to the set

Kieran Culkin played Fuller McCallister, while his brother Macaulay Culkin starred as cousin Kevin, in ‘Home Alone’

The character of our grandmother is based on my Aunt Doris. She was bored and raised in Poland, was such an unusual person and gave me such grounding in my life. She died at 101 and while the film is fictional, it has many personal, autobiographical elements that came out, like my aunt and even filming at the home my family lived in in Poland.

A Real Pain sees Jesse Eisenberg and Kieran Culkin play cousins who go to Poland to retrace their family's history. Eisenberg says being both actor and filmmaker made him nervous because he sees actors giving notes as the "biggest taboo".

Estranged cousins David and Benji try to reconnect at a Nazi concentration camp. Here's how to watch "A Real Pain" online and from anywhere in the world.