Ray WalkerRay Walker was 31 in The Dark Hour as 'Jim Landis'.
Berton ChurchillBerton Churchill was 59 in The Dark Hour as 'Paul Bernard'.
Irene WareIrene Ware was 25 in The Dark Hour as 'Elsa Carson'.
Hobart BosworthHobart Bosworth was 68 in The Dark Hour as 'Charles Carson'.
Hedda HopperHedda Hopper was 50 in The Dark Hour as 'Mrs. Marian Tallman'.
E. E. CliveE. E. Clive was 56 in The Dark Hour as 'Foot, the Butler'.
Harold GoodwinHarold Goodwin was 33 in The Dark Hour as 'Peter Blake'.
William V. MongWilliam V. Mong was 60 in The Dark Hour as 'Henry Carson'.
Michael MarkMichael Mark was 49 in The Dark Hour as 'Arthur Bell'.
John St. PolisJohn St. Polis was 62 in The Dark Hour as 'Dr. Munro'.
Miki MoritaMiki Morita was 39 in The Dark Hour as 'Choong'.
Aggie HerringAggie Herring was 60 in The Dark Hour as 'Mrs. Dubbin, the Cook'.
Charles LamontCharles Lamont was 40 in The Dark Hour as 'Director'
Melville ShyerMelville Shyer was 40 in The Dark Hour as 'Assistant Director'M.A. AndersenM.A. Andersen was 42 in The Dark Hour as 'Director of Photography'Ewart AdamsonEwart Adamson was 53 in The Dark Hour as 'Screenplay'George R. BatchellerGeorge R. Batcheller was 44 in The Dark Hour as 'Producer'Dick Tyler Sr.Dick Tyler Sr. was 33 in The Dark Hour as 'Sound Recordist'Edward C. JewellEdward C. Jewell was 42 in The Dark Hour as 'Art Direction'