Robert Theodore McCall (December 23, 1919 – February 26, 2010) was a conceptual artist, known particularly for his works of space art. McCall was an illustrator for Life magazine in the 1960s, created promotional artwork for Stanley Kubrick's film 2001: A Space Odyssey and Richard Fleischer's production Tora! Tora! Tora! and worked as an artist for NASA, documenting the history of the Space Race. McCall was also production illustrator on Star Trek: The Motion Picture. The character Commander William Riker expressed admiration for the work of "Bob McCall" in one episode of the television series Star Trek: The Next Generation.
McCall's work can be found on U.S. postage stamps, NASA mission patches, and his murals grace the walls of the National Air and Space Museum, the National Gallery of Art, The Pentagon, Epcot, and Lyndon B. Johnson Space Center.
McCall died in 2010 of heart failure in Scottsdale, Arizona. He is survived by his wife Louise, their two daughters, Linda and Catherine, and four grandchildren.
- Our World in Space, 1974, text by Isaac Asimov, illustrations by Robert McCall
- The Art of Robert McCall: A Celebration of our Future in Space, Oct. 1992, introduction by Ray Bradbury
- Vision of the Future: The Art of Robert McCall, text by Ben Bova, illustrations by Robert McCall.