Most of his career was spent in television, including two episodes of CBS's "Green Acres" as an Air Force officer and as a sheriff. Hastings was cast as Lt. Bolt in the 1960 episode "Space Man" of the CBS military sitcom/drama "Hennesey", starring Jackie Cooper. Hastings guest-starred in the ABC/Warner Brothers sitcom "Room for One More", starring Andrew Duggan and Peggy McCay, on the Robert Young CBS sitcom/drama "Window on Main Street", as Russian pilot Igor Piotkin on Hogan's Heroes, and on the NBC police sitcom "Car 54, Where Are You?".