Leonard is the caretaker at the beach club. Hailey and Claire initially seem to be afraid of him at first because of his nature.
Personality
Leonard seems to be written off as a creep in the beginning, by Hailey and Claire. However, he is just a lonely old man looking for a friend and he finds that friend in Aquamarine. As the movie progresses, Leonard is shown to be a charismatic and friendly old man. He is also a bit of a hopeless romantic being he had romantic feelings for his co-worker, Bonnie for the longest time.
Appearance
Leonard is a middle aged man. He is rather wrinkled for his stage in elderliness and he is mostly seen wearing work overalls. He has dark eyes and hair. He also walks in a sort-of hunched over position.
Relationships
Bonnie: Leonard's long time crush was Bonnie but he was always afraid to ask her out. When he rescues Aquamarine, she informs him that if you help a mermaid, you get a wish and he uses his wish to be in a lovely relationship with Bonnie. (See the main relationship page for Leonard and Bonnie)
Aquamarine: Friend, He rescued her from a water tower, She granted him a wish after he rescued her, He was happy that she was the only person to talk to him the whole summer. (See the main relationship page for Aquamarine and Leonard)
Claire and Hailey: He tried being friendly with them, but they were always creeped out by him (which upset him). However, they briefly interact before Hailey moves away to Australia.
Role in the movie
Leonard (Bruce Spence), rescues Aquamarine from public discovery and then Aqua grants him a wish; he now has a lovely relationship with Bonnie (Lulu McClatchy), his long-time crush.