by David Alan Williams (Author) No television program would be complete without co-stars and supporting players. This book pays homage to those over 500 individuals who acted with David Janssen in his two pilot movies, and forty-four episodes in two seasons of Harry O from 1973 through 1976. I hope you enjoy learning more about those hard-working men, women and children who worked with the talented David Janssen on his fantastic television show DW Number of Pages: 546 Dimensions: 1.1 x 11 x 8.5 IN Illustrated: Yes Publication Date: February 23, 2018