Frankie and Nate are now a couple and are gearing up for Summer Fest, the town's largest event. They can't wait to reveal their new wine and put the vineyard on the map. But when an issue with the wine puts things in jeopardy, both the relationship and the partnership will be put to the test.
You can now watch Summer in the Vineyard online on the following streaming providers in the United States.
| Writing | Julie Sherman Wolfe | Writer |
| Directing | Martin Wood | Director |
| Writing | Marina Adair | Novel |
| Production | Jim Head | Executive Producer |
| Production | Trevor McWhinney | Executive Producer |
| Production | Rachael Leigh Cook | Executive Producer |
| Production | Joel S. Rice | Executive Producer |
| Production | Michael Prupas | Executive Producer |
| Production | Shawn Williamson | Executive Producer |
| Production | Jamie Goehring | Producer |
| Production | Marina Adair | Consulting Producer |
| Production | Candice Elzinga | Casting |
| Sound | Jeff Tymoschuk | Music |
| Editing | Ron Yoshida | Editor |
| Camera | Ron Stannett | Director of Photography |
| Production | Trevor McWhinney | Producer |
| Directing | Kevin Speckmaier | First Assistant Director |
| Directing | Dave T. Nall | Second Assistant Director |
| Costume & Make-Up | Jordan Hintz | Assistant Costume Designer |
| Art | Brian Davie | Production Design |
| Art | Koraleen Jarvis | Art Direction |
| Production | Michelle Samuels | Production Manager |
| Production | Rico Mielnicki | Unit Manager |
| Production | Rico Mielnicki | Location Manager |
| Production | Brittany Olsen | Assistant Location Manager |
| Camera | Mark Lunn | "A" Camera Operator |
| Camera | Jonathan Yip | First Assistant "A" Camera |
| Camera | Lake Hughes | Second Assistant "A" Camera |
| Camera | Tammy Jones | "B" Camera Operator |
| Camera | Tammy Jones | Steadicam Operator |
| Camera | Tyler Meehan | First Assistant "B" Camera |
| Camera | Ryan Bishop | Second Assistant "B" Camera |
| Camera | Jason Kwan | Digital Imaging Technician |
| Camera | Bettina Strauss | Still Photographer |
| Sound | John Boyle | Sound Mixer |
| Sound | Ryan Gardiner | Boom Operator |
| Directing | Chris Scheurman | Script Supervisor |
| Art | Nick Wilton | Assistant Set Decoration |
| Art | Roger Dole | Set Decoration |
| Art | Ryan Markle | Set Dresser |
| Art | Norman Champagne | Set Dresser |
| Art | Lloyd Stone | Property Master |
| Art | Martin Jasiak | Assistant Property Master |
| Costume & Make-Up | Claudia Da Ponte | Costume Designer |
| Costume & Make-Up | Shana Hintz | Costume Set Supervisor |
| Costume & Make-Up | Stephanie Pols | Truck Costumer |
| Costume & Make-Up | Lindsay Pilkey | Key Makeup Artist |
| Costume & Make-Up | Ashley Pilkey | Assistant Makeup Artist |
| Costume & Make-Up | Tara Hadden-Watts | Key Hair Stylist |
| Costume & Make-Up | Kianna Lopes | Assistant Hairstylist |
| Lighting | Tracey Chapman | Gaffer |
| Lighting | Liam Garagan | Best Boy Electric |
| Crew | Brian Lymer | Generator Operator |
| Camera | Paul Human | Key Grip |
| Camera | Blake Alexus | Best Boy Grip |
| Camera | Morgan Schmidt-Feng | Dolly Grip |
| Camera | Taylor Nash | Dolly Grip |
| Camera | Jesse D.E. Young | Grip |
| Camera | Patrick Oh | Grip |
| Camera | Grace Leoppky | Grip |
| Production | Joey Setter | Production Coordinator |
| Production | Sean Blatchford | Assistant Production Coordinator |
| Production | Denise Cramer | Assistant Production Coordinator |
| Directing | Natalie Fiteni | Third Assistant Director |
| Production | Trudi Thorwaldson | Production Accountant |
| Production | Mai-Britt Kotzman | Payroll Accountant |
| Production | Aidan Heatley | Assistant Accountant |
| Crew | Kam Dhesi | Transportation Coordinator |
| Crew | Derek Keillor | Transportation Captain |
| Crew | Sean Hanlin | Security Coordinator |
| Production | Martina Smyth | Casting Assistant |
| Production | Stephanie Boeke | Background Casting Director |
| Crew | Jonathan Shore | Post Production Supervisor |
| Crew | Koah Kruse | Post Production Supervisor |
| Production | Darlene Choo | Post Production Coordinator |
| Editing | Buket Topalakci Biles | Assistant Editor |
| Editing | Andrea Dixon | Colorist |
| Editing | Lorne Wright | Online Editor |
| Visual Effects | Brett Keyes | Visual Effects Supervisor |
| Sound | David Green | Sound Re-Recording Mixer |
| Sound | Mark Angly | Sound Re-Recording Mixer |
| Sound | Kevin Morales | Sound Re-Recording Mixer |
| Sound | Ken Cade | Sound Designer |
| Sound | Christine McLeod | Dialogue Editor |
| Sound | Kevin Barron | Foley Editor |
| Sound | Kevin Barron | Sound Editor |
| Sound | Adam Sharpe | Foley Mixer |
| Sound | Elaine Stef | Foley Mixer |
| Sound | Shane Shemko | Foley Artist |
| Sound | Tony Rodney | Assistant Sound Editor |
| Sound | Valerie Biggin | Music Supervisor |
| Sound | Francesca Cammarata | Music Coordinator |
| Sound | Dave Stephens | Music Editor |
