A band of Basque immigrants treks through the Old West toward California, where they hope to put down roots and open wineries. When the group's leader dies, his widow Gabrielle marries his brother in accordance with Basque tradition. But it's a loveless union; Gabrielle is smitten with Lon Bennett, the scout who's been hired to guide them on their journey.
You can now watch Thunder in the Sun online on the following streaming providers in the United States.
| Writing | Stewart Stern | Writer |
| Writing | Guy Trosper | Story |
| Writing | Russell Rouse | Writer |
| Directing | Russell Rouse | Director |
| Writing | James Hill | Story |
| Sound | William Hamilton | Boom Operator |
| Directing | Edward F. Mull | Assistant Director |
| Crew | Hal Needham | Stunts |
