Multiplicity (1996)

Continuity mistake: When Michael Keaton is talking to his wife he picks up Froot Loops, then a second later he picks up Cheerios.

Visible crew/equipment: In one scene in the dining room or kitchen with Michael Keaton, you can see the camera with a red light, along with the cameraman, reflected in the glass doors of a china cabinet.

Continuity mistake: When the original Doug brings the concrete worker to fix the house for Laura, Keaton uses a red sweater with a number one on it, and a white t-shirt under; But a couple scenes later, when he is talking to number three Doug and eating a sandwich, the white t-shirt has disappeared.

Trivia: Michael Keaton is seen wearing a Penn State hat. Keaton was born in Pennsylvania and is a long time resident of Pittsburgh, although Penn State is not his alma mater.

Bishop73

Trivia: The character's name, Doug Kinney, is a tribute to writer Chris Miller's friend, Doug Kenney. Miller and Kenney wrote National Lampoon's Animal House.

Bishop73

Trivia: When Three calls Doug's job to say that Doug is sick, on the day of a building inspection, Michael Keaton uses the same voice that he did in the movie "Beetlejuice." The building inspector is played by Glenn Shadix, who was also in the movie "Beetlejuice."

Azalea

Doug #2: [seeing Doug #1] Is that it?
Dr. Leeds: No. I'm afraid you're it.
Doug #2: What do you mean? I can't be it. You mean, you think I'm the clone?
Dr. Leeds: That's right.
Doug #2: I can't be the clone, I'm me. He's gotta be the clone.
Doug #1: No, see I'm, I'm me. I'm me. I'm me, right?

Bishop73