as Malcolm Trask (as Frank Truesdell)
as Woodrow Wilson
as John Hammond
as The Papal Legate - English episode
as Mr. Warner
as Fergus Arlington
as Morgan Grant
as Count de Varville
as Mr. Pendleton
as Clarence De Vere
as Author
as James Bond
as Malcolm Gaskell
as Lt. Gov. Fay
as Prof. Poole (as Fred C. Truesdell)
as Scanlan
as Henry Stockley
as Dr. Samuel Boyd
