In "Seeking a Friend for the End of the World," the film concludes with Dodge and Penny facing the impending apocalypse together. After a series of emotional experiences and personal growth, they find solace in each other's company. In the final moments, as an asteroid approaches Earth, they share a heartfelt goodbye while holding hands in the backseat of a car. The film ends with the impact of the asteroid, symbolizing both the end and the beauty of their connection in the face of despair.

"Seeking a Friend for the End of the World" is rated R primarily for language, including strong profanity, and some sexual content. The film features themes related to the impending apocalypse, which can involve discussions of death and existential issues. Additionally, there are some scenes with violence and brief nudity. The combination of these elements contributes to its mature rating, making it suitable for adult audiences.

"Seeking a Friend for the End of the World" is worth watching for its unique blend of comedy and drama. Starring Steve Carell and Keira Knightley, the film explores themes of love, friendship, and the human experience in the face of impending doom. It offers a poignant look at how people connect when time is running out, with a mix of humor and heartfelt moments. While it may not appeal to everyone due to its unconventional premise, those who enjoy character-driven stories with a touch of existential reflection will likely find it engaging.

"Seeking a Friend for the End of the World" was released on June 22, 2012. Keira Knightley was born on March 26, 1985. Therefore, she was 27 years old at the time of the film's release.