Leo Forester is a man who appears in Grumpy Grandpa, where he walks away from the hospital to compete in a golf tournament.
- Grumpy Grandpa (2-3)
- Terrifying Trespasser (2-15; mentioned)
- Coming Catastrophe (2-19; suspect identification)
- Funeral Face-off (2-20; suspect identification)
- Long Time No See
Leo Forester resembles Carl Fredricksen from the film Up.