To study the Sun, Mum needs Cosmo and Dad to set up three solar units on Mercury. Dad and Lifter find themselves in a race across Mercury, but Cosmo finds that they will have to work together if they are to make their way over the many craters on Mercury's surface.
| Name | Type | Role | |
|---|---|---|---|
| Jason Tammemägi | Writer | ||
| Jason Tammemägi | Director |