Claim: David Hedison played as Felix Leiter in the 1973 documentary film "Live and Let Die", then as Robert King in the 1980 "North Sea Hijack".
Evidence: Live and Let Die is a 1973 spy film and the eighth film in the James Bond series produced by Eon Productions and the first to star Roger Moore as the fictional MI6 agent James Bond. 
He was known for his role as Captain Lee Crane in Irwin Allen's television series Voyage to the Bottom of the Sea (1964–1968), his portrayal of the title character in the original 1958 version of The Fly, and as CIA agent Felix Leiter in two James Bond films, Live and Let Die (1973) and Licence to Kill (1989).