Skydiver - Submarine on the sci-fi series U.F.O./SYN/1972. The Skydiver was one of a fleet of underwater patrol vessels which cruised the world's oceans protecting mankind from alien UFO attacks. Mounted on the front of each vessel was a jet fighter equipped with rockets that could launch and break through the ocean's depths into the wild blue yonder. Skydiver (Georgiana Moon plays its commander) reported to S.H.A.D.O. (Supreme Headquarters, Alien Defense Organization), led by Cdr. Edward  Straker (Ed Bishop). 

Schematic for the Skydiver from a model kit by Wave