Arnold Schwarzenegger through the years

California Gov. Arnold Schwarzenegger, a former 'Terminator' star poses with police officer Stefan Schmitt in a Munich, Germany, train station, after Schwarzenegger and his body guard were stopped for cycling through the train station. To make amends, Schwarzenegger offered a selfie.

That's the governator himself, Arnold Schwarzenegger, in May 1985, during the 38th Cannes film festival where he presented his documentary "Pumping Iron."

Former California Gov. Arnold Schwarzenegger and his then-wife Maria Shriver during a photo call at the Governors' Global Climate Summit in Los Angeles on Oct. 2, 2009.

Former California Gov. Arnold Schwarzenegger, his then-wife Maria Shriver, daughter of Eunice Kennedy Shriver, and Tim Shriver, son of Eunice Kennedy Shriver, attend Shriver's wake at Our Lady of Victory Roman Catholic Church on Aug. 13, 2009, in Centerville, Mass.

Then-California Gov. Arnold Schwarzenegger arrives for the funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Help Basilica in Boston on Aug. 29, 2009.

Then-Calif. Gov. Arnold Schwarzenegger, left, shakes hands with then-New York Gov. David Paterson on Oct. 1, 2009 in Los Angeles.

In an undated photo, Arnold Schwarzenegger gives the thumbs-up as he arrives at an event for the Inner-City Games Foundation in New York.

Arnold Schwarzenegger

Long before he became known as the "Terminator" and "Governator," Arnold Schwarzenegger was just Mr. Universe with a fondness for smoking doobies, as seen in classic documentary "Pumping Iron."

Former Gov. Arnold Schwarzenegger of California lifted the curtain on his official portrait on Sept. 8, 2014, revealing a photograph-like giant image of the one-time bodybuilder standing in front of the official California seal.

Former California Gov. Arnold Schwarzenegger addresses the media on Dec. 5, 2015, after a meeting with United Nations Secretary General Ban Ki-moon, French Foreign Affairs Minister Laurent Fabius and French lawmakers at the National Assembly in Paris.

Ahead of WrestleMania 31, inductee Arnold Schwarzenegger greets the crowd at the WWE Hall of Fame Ceremony, on Saturday, March 28, 2015, in San Jose, Calif. In his acceptance speech, Schwarzenegger cited influences from professional wrestling in his career as a bodybuilder, actor and politician.

Introduced by wrestler Triple H, Arnold Schwarzenegger was inducted into the WWE Hall of Fame at a ceremony in San Jose, Calif., on Saturday, March 28, 2015.

Arnold Schwarzenegger premiered his first indie film, "Maggie," at the Tribeca Film Festival on April 22, 2015, in Manhattan.

Carrie Underwood accepts award for Video of the Year from presenters Tom Arnold, Arnold Schwarzenegger and director Raj Kapoor onstage during the 2015 CMT Music Awards at the Bridgestone Arena on June 10, 2015 in Nashville, Tennessee.

Former California Gov. Arnold Schwarzenegger takes a moment to honor former first lady Nancy Reagan on March 6, 2016, after hearing news of her death. Schwarzenegger called for a moment of silence for her during a rally for Ohio Gov. John Kasich, who was running for the GOP presidential nomination.

Arnold Schwarzenegger attends a photo session for "The Expendables 3" at the 67th Cannes Film Festival in Cannes, southern France, on May 18, 2014.

Former California Gov. Arnold Schwarzenegger poses for photographers as he arrives for the 2014 Empire Awards in central London on March 30, 2014.

Arnold Schwarzenegger appears in a Bud Light Super Bowl commercial in 2014.

Arnold Schwarzenegger, right, and former South African President Nelson Mandela prepare to light a torch on Robben Island, off Cape Town, South Africa, to promote the Special Olympics on July 12, 2001.