Jack HulbertJack Hulbert was 40 in Jack's the Boy as 'Jack Brown'.
Cicely CourtneidgeCicely Courtneidge was 39 in Jack's the Boy as 'Mrs. Bobday'.
Winifred ShotterWinifred Shotter was 27 in Jack's the Boy as 'Ivy'.
Francis ListerFrancis Lister was 33 in Jack's the Boy as 'Jules Martin'.
Peter GawthornePeter Gawthorne was 47 in Jack's the Boy as 'Mr. Brown'.
Ben FieldBen Field was 56 in Jack's the Boy as 'Mr. Bobday'.
Charles FarrellCharles Farrell was 31 in Jack's the Boy as 'Martin'.Dickie ValentineDickie Valentine was 2 in Jack's the Boy 
O.B. ClarenceO.B. Clarence was 62 in Jack's the Boy as 'Timkins'.
Hal GordonHal Gordon was 38 in Jack's the Boy as 'Man with scarf at accident'.
Arthur RigbyArthur Rigby was 31 in Jack's the Boy as 'Police Constable'.
John SingerJohn Singer was 8 in Jack's the Boy as 'Boy'.
Walter FordeWalter Forde was 36 in Jack's the Boy as 'Director'Louis LevyLouis Levy was 37 in Jack's the Boy as 'Music Director'Leslie RowsonLeslie Rowson was 28 in Jack's the Boy as 'Director of Photography'
W.P. LipscombW.P. Lipscomb was 44 in Jack's the Boy as 'Writer'
Michael BalconMichael Balcon was 36 in Jack's the Boy as 'Producer'Ian DalrympleIan Dalrymple was 28 in Jack's the Boy as 'Editor'Jack HulbertJack Hulbert was 40 in Jack's the Boy as 'Choreographer, Story'Alex VetchinskyAlex Vetchinsky was 27 in Jack's the Boy as 'Production Design'T.S. Lyndon-HaynesT.S. Lyndon-Haynes was 19 in Jack's the Boy as 'Sound Recordist'