Robert Wagner Jonathan Hart Actor Stefanie Powers Jennifer Hart Actor Lionel Stander Max Actor Roddy McDowall Guest Star Jill St. John Guest Star Eugene Roche Guest Star Michael Alldredge Guest Star Michael Lerner Guest Star Richard B. Shull Guest Star Lee Wilkof Guest Star Stella Stevens Guest Star Lee Bryant Guest Star Mimi Maynard Guest Star Paul Napier Guest Star Art Kassul Guest Star Don Dandridge Guest Star Eugenia Wright Guest Star Elizabeth Marner-Brooks Guest Star Tara Buckman Guest Star Lina Raymond Guest Star David Levinson Producer, Writer Mart Crowley Producer Aaron Spelling Producer Leo Penn Director Ralph Senensky Director Leonard Goldberg Producer Tom Mankiewicz Director, Writer Bill LaMond Writer Edward Martino Writer Ray Austin Director Maryanne Kasica Writer Allyn Freeman Writer Richard DeRoy Writer Seymour Robbie Director Jo LaMond Writer David Solomon Writer Michael Scheff Writer Sidney Sheldon Writer