Amanda Seyfried Reveals She Wore a 'Prosthetic Butthole' for The Testament of Ann Lee

The actress says the prosthetic body part was used "just in case" for a nude scene in the film.

Published on Feb. 25, 2026

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In a recent interview, actress Amanda Seyfried revealed that she wore a "prosthetic butthole" while filming her latest movie, The Testament of Ann Lee. Seyfried portrays 18th century religious figure Ann Lee, the founder of the Christian Shaker sect, in the film. The actress said the prosthetic was used "just in case" for a scene that required nudity from her character, though it ultimately was not visible in the final cut of the movie.

Why it matters

Seyfried's revelation about the use of a prosthetic body part provides a rare glimpse into the lengths actors sometimes go to for their craft, even for details that may not be noticeable to audiences. It also highlights the meticulous attention to detail that can go into period films like The Testament of Ann Lee.

The details

In the interview, Seyfried told BBC Radio host Scott Mills that she had the prosthetic butthole "just in case" for a nude scene in the film, though it ultimately did not appear on screen. She also mentioned that she was pregnant and naked for the final scene of the movie, where she is standing in front of a burning building wearing only a merkin (a pubic wig).

  • The interview took place on Wednesday, February 25, 2026.

The players

Amanda Seyfried

A 40-year-old American actress known for her roles in films like Mean Girls and Mamma Mia!.

Ann Lee

The 18th century English woman who founded the Christian Shaker sect, whom Seyfried portrays in the film The Testament of Ann Lee.

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What they’re saying

“This movie, it needed to be graphic, so, like, I had a prosthetic butthole. It was cool. It was exciting.”

— Amanda Seyfried (BBC's The Scott Mills Breakfast Show)

“You cannot see my butthole in [the scene], but I swear there is a prosthetic butthole there.”

— Amanda Seyfried (BBC's The Scott Mills Breakfast Show)

“Gotta get people to the theater!”

— Amanda Seyfried (BBC's The Scott Mills Breakfast Show)

The takeaway

Seyfried's revelation about wearing a prosthetic butthole for her role in The Testament of Ann Lee highlights the extreme measures actors sometimes take to fully embody their characters, even for details that may not be visible to audiences. This provides a rare glimpse into the meticulous attention to detail that can go into period films.