Frederick Truesdell

as Eric Brandon

as Fergus Arlington

as John Hammond

as Malcolm Trask (as Frank Truesdell)

as Mr. Warner

as Woodrow Wilson

as Malcolm Gaskell

as Mr. Pendleton

as The Papal Legate - English episode

as James Bond

as Morgan Grant

as Prof. Poole (as Fred C. Truesdell)

as Henry Strang

as Congressman Mannersley

as Dr. Samuel Boyd

as Author

as Clarence De Vere

as Count de Varville

as Henry Stockley

as Scanlan

as Ned Hardringe

as Lt. Gov. Fay

as The Venezuelan Ambassador

as The Venezuelan Ambassador

as John Watson

as Camera-Eye Sherman

as Clancy Marr