Ralph Morgan

as Commander of Paris

as David Thayar

as Raymond Wrede

as Dr. Rhinehart

as Kurt Ingston

as Prof. Millard Sawtelle

as Debrulle

as Leroy Hutchins, War Cloud's Owner

as Anthony Lawrence

as Roger Classon

as Briggs

as Randolph

as Ralph Morgan

as Father

as Henry

as Paul Kristan

as Czar Nicholas II

as Nicholas Pryor

as Spiro Gregory

as Riggs (uncredited)

as Charlie Marsden

as John R. Flemyng

as Dr. Charles Downer

as Jan Hanka

as Shaw MacAllen

as Yankee General

as Dr. Verney

as Secretary to President

as Col. DeBoivin

as Mr. Dean

as Dr. Lester Cavigny

as George Brett

as B.B. Lavish

as James Foster / Anderson

as Nicholas Torrent

as Dr. Brady

as Bill Northcote

as Herbert Rosson

as John Hale

as Timothy Reed Sr.

as Mr. Quandt

as Stephen F. Austin

as Sam Wallace

as Dr. Portman

as Ed Jamison

as Jim Glenray

as Prof. Franklin Arnold

as Capt. John Carey

as John Borden

as Dr. Henry Jordon

as Howard Barclay

as Gen. Steele

as Dr. Clayton Maxton

as Judge Joseph M. Williams

as Morrison

as Peterson

as Lt. 'Pop' Roget

as Dr. Sullivan

as John Waring

as Alan Rogers

as Kennett

as Fang Fou Hy

as Dr. Lane

as Reginald 'Reggie' Odell

as Dr. Miller

as Sen. Cummings

as J.P. Morton

as Professor Bhaer

as Charlie Mason

as Wesley Sinton

as Kenneth S. Rockwell

as Don Adolfo Rivera

as Barry Kirk

as Henry Loring, Cabot's lawyer

as Horace Mitchell

as Gerald Dexter

as Producer Walter Blake

as District Attorney Carey

as Nugget Jack

as Andrew Willard

as Martin Sands

as Colonel Whalen

as Mike Monahan

as Captain Geoffrey Maitland

as James Crawford

as Judge Penfield

as Li Po Chang

as Maj. Randolph McIvor

as J. Gordon Ritchie

as Freddie Isquith

as John Clayton

as Dr. Richard Czinner

as John Scott Ryder

as Alex Prentice

as Edwin Macauley Jr

as Dr. William MacDonald

as Stanley Vane

as Tom Oliphant

as The 'Professor'

as Carter

as Raymond Floriot