1937-38 Whiting Ciesar All-Americans (NBL)
He only played with Whiting in the NBL playoffs. His name is spelled "Colin" in some boxscores.
Hammond Times, February 18, 1938, has article about Whiting signing Cullen and Willie Young. Cullen is described as a "spectacular" star from the Windy City League.
Martin W. Cullen (b 1910 in Illinois, d. 1977 in Arizona, moved from Chicago in 1942)
William Martin Cullen (1911-1995, lived in Lake County, Indiana)