Astronaut Captain Rick Lawrence
Marshall Henshaw (1 episode, 1979)
Det. Hillary / ... 2 episodes, 1974
Chuck Wilson (unknown episodes, 1979-1987)
Pete Gaffney (3 episodes, 1965-1966)
Dexter Dailey / ... (3 episodes, 1962-1965)
Benton / ... (2 episodes, 1964-1966)
Captain Adams / ... (2 episodes, 1960-1961)
Ed Phillips / ... (3 episodes, 1962-1968)
Elroy Daldran / ... (2 episodes, 1960-1963)
Policeman at Grand Central Station (в титрах отсутствует)
Sailor (в титрах отсутствует)
Bob Lansing / ... (2 episodes, 1960-1962)
Carl Seabrook / ... (2 episodes, 1960-1962)
Ben Rodman / ... (9 episodes, 1962-1971)
John McClaren (2 episodes, 1974)