- Unknown:
- Jack Cox
- Reader:
- Basil Jones
- Play By:
- W. B. MacMillan
- Play By:
- Harold Ballantyne
- Produced By:
- Kathleen Garscadden
- Charlie Currie, lift-man in the Mercury office:
- Leonard Maguire
- Visitors to the Mercury office: Girl:
- Joan Fitzpatrick
- Visitors to the Mercury office: Boy:
- Gordon MacDonald
- Deadline Donovan, copy-boy:
- John Carlin
- J B Tweed, the Editor:
- Douglas Robin
- Steve Murray, chief reporter:
- Moultrie R . Kelsall
- Children of Kintalloch village: Donald Fraser:
- Erne Morrison
- Children of Kintalloch village: Kirsty Fraser:
- Joan Fitzpatrick
- Children of Kintalloch village: Eppie Campbell:
- Lesley Fraser
- Mrs Fraser:
- Nell Ballantyne
- Hamish Gollatly, the dominie:
- David Mowat
- Professor Jasper Gollatly, the dominie's brother:
- Bill Hill
- Mrs Gollatly, the dominie's wife:
- Joan Fitzpatrick