It's possible that:
* He has a different name: You might be thinking of a different actor with a similar name. Could you provide more context or details?
* He is a lesser-known actor: If he has been in projects, they may be small roles or independent films that haven't received wide recognition.
* He is not an actor: He might be involved in the film industry in a different capacity, such as a writer, director, or producer.
To help me find more information, please provide any additional details you might have about Gordon Alcock, such as:
* His full name: Is there a middle name or a different spelling?
* His profession: Do you know what he does in the film industry?
* Any projects he might have been involved in: Do you remember any specific movie titles or television series he was in?
With more information, I can try to find him in online film databases and resources.