Dayton Lummis

as Fuentes

as William Gladstone (1 episode)

as Reinhardt (1 episode)

as Col. Bob Grainger (1 episode)

as Dr. Murray (1 episode)

as Commissioner

as Horatio Turner (1 episode)

as King Mark

as Roderick, Count of Sardi

as Thorne Fletcher

as Dr. Karl Morris

as Major Turner (1 episode)

as Symmachus (uncredited)

as Clarence Kramer (1 episode), as Millard Braystone (1 episode)

as Eddington

as Father Gorman

as Charles Fouchet (1 episode)

as Marshal Andy Morrison (9 episodes)

as Gideon Templeton (1 episode)