“Magnum, P.I.” (1980 - 1988) Television Drama One hundred and sixty two Episodes Created by: Donald P. Bellisario and Glen A. Larson Featuring: Tom Selleck, John Hillerman, Roger E. Mosley and Larry Manetti Thomas Sullivan Magnum III: “Now I know what you're thinking.” The 1980s television series Magnum, P.I. is an iconic entry in the pantheon of classic detective shows, blending action, humor, and mystery with …