Tim Daly Joe Hackett Actor Steven Weber Brian Hackett Actor Crystal Bernard Helen Chappel Hackett Actor Thomas Haden Church Lowell Mather Actor David Schramm Roy Biggins Actor Rebecca Schull Faye Evelyn Cochran Actor Tony Shalhoub Antonio Scarpacci Actor Amy Yasbeck Actor Sheila Kelley Guest Star Christie Mellor Guest Star Debbie Reynolds Guest Star Robert Culp Guest Star Bill Wiley Guest Star Zachary Charles Guest Star Cathy Silvers Guest Star Tony Carreiro Guest Star Jeffrey King Guest Star Marty York Guest Star Carla Barnett Guest Star Megan McGinnis Guest Star David Angell Executive Producer Peter Casey Executive Producer David Lee Executive Producer, Director Howard Gewirtz Executive Producer, Writer Mark Reisman Executive Producer, Writer Ellen Byron Writer Steven Levitan Writer Michael Sardo Writer Ian Gurvitz Writer Shelly Landau Writer Jeffrey Richman Writer David Lloyd Writer Leonard R Garner Jr. Director Lissa Kapstrom Writer Joyce Gittlin Writer Jeff Melman Director Rick Beren Director