Actors in both Hart to Hart and The Love Boat
122 actors have appeared in both Hart to Hart and The Love Boat, across 355 episodes. The most-credited is Florence Henderson, Violet Cuthbert in Hart to Hart and Annabelle Folker, Anita, Audrey Baynes in The Love Boat.
| Actor | In Hart to Hart | In The Love Boat | Eps | Eps |
|---|---|---|---|---|
| Florence Henderson | Violet Cuthbert | Annabelle Folker, Anita, Audrey Baynes | 1 | 9 |
| Juliet Mills | Kate Matthews | Barbara Danver, Betty Robinson, Blair Chapman | 1 | 8 |
| Elaine Joyce | Marilyn, Roberta "Bob" Hayword | Bonnie Lee Boone, Darlene Potter, Dawn Delaney | 2 | 5 |
| Cesar Romero | Dr. Villac | Carlos Belmonte, John Drake, John Stockton | 1 | 4 |
| David Hedison | Miles Wiatt | Cliff Jacobs, Allan Christensen, Barry Singer | 1 | 7 |
| Jared Martin | Dr. Kellin | Jim Tipton, Paul Reese | 1 | 3 |
| John Hillerman | Victor Sutter | Ed Hartnett, Manfred Benusse | 1 | 3 |
| Ray Milland | Steven Harrison Edwards | Peter Bradbury | 2 | 2 |
| Shelley Smith | Marina Belson, Susy Jensen | Gwen Hutchins, Phyllis Townsend | 2 | 2 |
| Eve Arden | Sophie Green | Brenda Watts | 1 | 2 |
| Jesse White | Ernie | Harry | 2 | 1 |
| Joanna Cassidy | Belle | Dr. Lisa Lessing, Joan Horner | 1 | 2 |
| June Allyson | Elizabeth Tisdale | Audrey Wilder, Shirley Walsh | 1 | 2 |
| Leigh McCloskey | Vernon Cuthbert | Peter Adams, Ralph Burrows, Charles 'Chip' Reynolds | 1 | 5 |
| Markie Post | Sandy | Donna Baker, Doris Holden / Dee Dee | 1 | 2 |
| Monte Markham | Robert Carney | Captain Brad Wells, Joe Costello | 1 | 2 |
| Patti Davis | Laura Hampel | Brenda, Cindy | 1 | 2 |
| Peter Mark Richman | Arthur Horton, Owen Grant | Frank Patton | 2 | 1 |
| Rossano Brazzi | Inspector Pastori | Signor Falzoni | 1 | 2 |
| Samantha Eggar | Jillian Rawlings | Mary-Louise Murphy, Meg Chase | 1 | 2 |
Cast data from TVmaze, licensed CC BY-SA 4.0.