Richard Wayne "Dick" Van Dyke is an American actor, producer, comedian, and writer, best known for playing Rob Petrie in the CBS situation comedy The Dick Van Dyke Show and Dr. Mark Sloan in the CBS medical crime drama series Diagnosis: Murder. Van Dyke starred in the 2006 film, Night at the Museum alongside Ben Stiller, and its 2014 second sequel, Night at the Museum: Secret of the Tomb.
For Disney, he portrayed Bert and Mr. Dawes Sr. (for which he briefly credited as Navckid Keyd as an anagram of his name, before the letters arranged themselves into the proper name) in the 1964 musical film, Mary Poppins. He was also in the 1966 film, Lt. Robin Crusoe USN and the 1968 film, Never a Dull Moment. Additionally, he played D.A. Fletcher in the 1990 film, Dick Tracy. In addition, he inducted Walt Disney into the American Television Hall of Fame. He was the host of Donald Duck's 50th Birthday. His role as Robinson Crusoe was later spoofed by Genie in the Aladdin TV series. He also appeared in "Mickey's Pirate Adventure", an episode of Mickey Mouse Clubhouse as the voice of Goofy's grandfather, Captain Goof-Beard. He made a cameo appearance as himself in the 2014 film, Alexander and the Terrible, Horrible, No Good, Very Bad Day. He played Mr. Dawes Jr. in Mary Poppins Returns (which echoes the "Navckid Keyd" anagram from the original).
He is also the older brother of the late Jerry Van Dyke.