크레딧 출연 Robert Foxworth Questor Mike Farrell Jerry Robinson John Vernon Geoffrey Darro Lew Ayres Vaslovik James Shigeta Dr. Chen Robert Douglas Dr. Michaels Dana Wynter Lady Helena Trimble Ellen Weston Allison Sample Majel Barrett Dr. Bradley Reuben Singer Dr. Gorlov 워터 코에닉 Administrative Assistant Fred Sadoff Dr. Audret Gerald Peters Randolph Eyde Girard Stewardess Alan Caillou Immigration Offical Lal Baum Col. Hendricks Patti Cubbison Secretary Ian Abercrombie Charlie 스텝 Richard A. Colla Directing Gene Roddenberry Writing J. Terry Williams Editing Howie Horwitz Production Michael D. Margulies Crew Robert L. Kimble Editing Gene Roddenberry Writing Gene L. Coon Writing Gil Mellé Sound