Not much of a gentleman.

Colin Farrell accidentally dropped an F-bomb during an interview with the “Today” show with his “A Big Bold Beautiful Journey” co-star Margot Robbie on Tuesday.

While promoting their new film on the NBC morning show, Farrell and Robbie gushed about their favorite on-set snack, a “crisp” or “chippy” sandwich, with host Craig Melvin.

“She’s constantly got pregnant appetite for the last 30-odd years,” Farrel said playfully about the “Barbie” actress, who was expecting her first child while filming.

“Tayto cheese and onion, white bread, white, cheap bread, thick butter, and I brought one in every morning for her. That was my job every night was to make that for her,” the “Penguin” actor, 49, added while enjoying the delicious snack himself.

After taking a bite

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