Paxton Whitehead

as Rev. Canon Chasuble

as Graham Hainsworth

as Uncle Millard

as King Salazar (voice)

as Bernard Thatch

as Basil Rathwood

as Horace Walpole

as British Reporter

as Vesti

as Dr. McMerlin

as Commander (voice)

as Dr. Menard

as Cats' Producer

as Helford

as Duke Stone

as McReady

as Deane

as Mr. Waltham

as Dr. Whitcomb

as Dr. Tiberius Scott

as Dr. Campbell

as Judge In Heaven

as Harvey Wilks

as Dr. Henry Davenport, the Invisible Man (voice)

as Hal Conway

as Anton / Kreeger Paulovitch

as Cheshire

as Reginald Harrington

as Count (voice)

as Hector Paradiso

as Father Rosetti

as Sir David Tushingham

as Fenwick

as Smythe

as "Center" Instructor

as Albert Dudley

as Lord Malcolm Billings

as Phillip Barbay

as Captain Oliver

as Barnes

as Morgan

as William Troubshaw

as Gordon Chumley

as McDougall

as Herbert Beerbohm Tree

as Mr. Sewell