'Captain America: Civil War' premieres in London (27 images)

Robert Downey Jr., Elizabeth Olsen and Chris Evans attend the UK Premiere of "Captain America: Civil War" at Westfield in London on April 26, 2016.

Storyline: Political interference in the Avengers' activities causes a rift between former allies Captain America and Iron Man.

American actress Elizabeth Olsen attends the UK Premiere of "Captain America: Civil War" at Westfield in London on April 26, 2016. Photo by Paul Treadway/ UPI

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American actor Robert Downey Jr. attends the UK Premiere of "Captain America: Civil War" at Westfield in London on April 26, 2016. Photo by Paul Treadway/ UPI

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American actor Chris Evans attends the UK Premiere of "Captain America: Civil War" at Westfield in London on April 26, 2016. Photo by Paul Treadway/ UPI

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American actor Anthony Mackie attends the UK Premiere of "Captain America: Civil War" at Westfield in London on April 26, 2016. Photo by Paul Treadway/ UPI

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