silent film | BBC World Service | National Park Service | Internal Revenue Service | Distinguished Service Order | Special Air Service | United Parcel Service | Meritorious Service Medal (United States) | United States Postal Service | National Health Service | Meritorious Service Medal | Metropolitan Police Service | United States Forest Service | German Academic Exchange Service | Secret Intelligence Service | Immigration and Naturalization Service | Distinguished Service Cross | National Defense Service Medal | National Service | United States Secret Service | Royal Naval Air Service | National Weather Service | Agricultural Research Service | Special Broadcasting Service | Distinguished Service Cross (United States) | On Her Majesty's Secret Service (film) | On Her Majesty's Secret Service | Internet service provider | Silent Night | United States Foreign Service |
He directed some episodes of The Silent Service and Navy Log, two 1950s military dramas based on true stories of the United States Navy.
As H. Jay Riker he writes military fiction: a series about the United States Navy SEALs progression from World War II through the Vietnam War, Desert Storm, and Iraqi Freedom, and another series, The Silent Service, about the United States submarine service.