[1] The film stars Thure Lindhardt as Erik, a Danish filmmaker living in New York City to work on a documentary film about artist Avery Willard; while there, he enters into a loving but complicated long-term relationship with Paul (Zachary Booth), a lawyer in the publishing industry who struggles with drug addiction.

[1][2] The film's cast also includes Julianne Nicholson, Souléymane Sy Savané, Paprika Steen, David Anzuelo, Maria Dizzia, and Miguel Del Toro.

[1] In 1998, Danish artist Erik living in New York City meets Paul, a lawyer, through a phone sex hotline.

Erik, temporarily away to work on a documentary, feels lonely and calls a phone sex hotline.

Paul displays erratic behavior, trying to pretend he is okay while it is clear to Erik that he hasn't improved since rehab.

Erik says they should move in together, but later at night drives to Paul's apartment to tell him that he changed his mind.

The website's consensus reads: "Keep the Lights On is a mysterious, sexy journey deep into the love affair of two men that always manages to stay true to life.

[6] Thure Lindhardt was nominated for the Gotham Independent Film Award for Breakthrough Actor.

The film was also nominated for four Independent Spirit Awards: Best Feature, Best Director, Best Actor, and Best Original Screenplay.