Question: In which year did this American actor and political activist pass away who portrayed adventurer Harry Steele in the 1954 adventure film Secret of the Incas?

Context articles: Serpent Island
Prince Valiant (1954 film)
Secret of the Incas
Alabama Academy of Honor
His Majesty O'Keefe
The Black Pirates
The Golden Mistress
Charlton Heston
Roll on the Red Tour
Rosemarie Bowe

Serpent Island is a 1954 adventure film directed by Tom Gries in his directoral debu.
 Shot in Haiti, the film was produced, written and co-directed by Bert I. Gordon in his film debut.
 It stars Sonny Tufts and Mary Munday.
Prince Valiant is a 1954 adventure film in Technicolor and Cinemascope, produced by Robert L. Jacks, directed by Henry Hathaway, that stars James Mason, Janet Leigh, Robert Wagner, Debra Paget, and Sterling Hayden.
 The film is based on the syndicated newspaper comic strip of the same name by Hal Foster.
Secret of the Incas is a 1954 adventure film starring Charlton Heston as adventurer Harry Steele, on the trail of an ancient Incan artifact.
 Shot on location at Machu Picchu in Peru, the film is often credited as the inspiration for "Raiders of the Lost Ark".
 The supporting cast features Robert Young, Nicole Maurey and Thomas Mitchell, as well as a rare film appearance by Peruvian singer Yma Sumac.
The Alabama Academy of Honor recognizes one hundred living Alabamians for outstanding accomplishments and services to Alabama and the United States.
 By act of the Alabama Legislature, only one hundred living people may be members at any time.
 Up to ten additional members per year are elected by current members when honorees pass away, by majority vote in order of highest vote total.
 Any Alabama citizen or Academy member may nominate people for election.
 Living present and past governors of Alabama are automatically members of the Academy and do not count against the 100-person maximum.
 At any time, no more than twenty-five percent of the Academy's members may be politicians.
His Majesty O'Keefe is a 1954 adventure film directed by Byron Haskin and starring Burt Lancaster.
 The cast also included Joan Rice, André Morell, Abraham Sofaer, Archie Savage, and Benson Fong.
 The screenplay by Borden Chase and James Hill was based on the novel of the same name by Laurence Klingman and Gerald Green (1952).
The Black Pirates is a 1954 adventure film made by Salvador Films Corp. about a band of pirates scouring a small Central American town for a buried treasure.
 It was directed by Allen H. Miner and produced from a screenplay by Fred Freiberger and Al C. Ward based on the story by Johnston McCulley.
The Golden Mistress is a 1954 adventure film directed by Abner Biberman.
 It is set in Haiti, and deals with the search for a voodoo treasure.
Charlton Heston (born John Charles Carter or Charlton John Carter; October 4, 1923 – April 5, 2008) was an American actor and political activist.
The Roll on the Red Tour was a concert tour by American rock band Red Hot Chili Peppers.
 The tour followed the band's hugely successful "By the Way tour".
 During this tour the band recorded their first live album, Live in Hyde Park.
 Near the tour's end, the dates mainly consisted of benefit and tribute shows including the Bridge School Benefit and a tribute show to longtime friend, Johnny Ramone.
 The band's performance was released two years later on DVD as "Too Tough to Die: A Tribute to Johnny Ramone".
 Ramone, who was too sick to attend the tribute (although show host, Rob Zombie called him during the event), would pass away a three days after the tribute show.
 John Frusciante was among many famous friends and family to attend his funeral and memorial celebration.
 On March 17, 2015, the band released "" a free MP3 download of the entire show through their website.
Rosemarie Bowe (born September 17, 1932) is an American former model and actress.
 She began her career modeling in Los Angeles, California, before being cast in uncredited bit parts.
 Her first major role was a supporting part in the 1954 adventure film "The Adventures of Hajji Baba".
 She would have several lead roles before officially retiring from acting in 1986.
 She was married to actor Robert Stack from 1956 until his death in 2003.