|Portrayed by||Scott Kay|
|First Appearance||Series 1 Episode 5|
|Last Appearance||Series 1 Episode 5|
Andrew believed the best thing was to exclude him, however, Kim decided a home visit to dicuss issue with his mother was the best step forward.
When they arrived at the Walker Household, they discovered that Zak had been trying to hide the fact that he was caring for his mother with Huntington's Disease. Kim and Andrew promised Zak that extra support would be provided.