Dennis Haysbert

Clay Arlington

Mel Harris

Dr. Renee Descartes

Sab Shimono

Dr. Max Shinoda

Dina Merrill

Alice Jameson

Michael Harris

Vincent Towers

David Graf

Lt. Weismann

Fran Ryan

Mrs. Lucerne

John Ingle

Sidney Callahan

Sanford Gibbons

Dr. Fuller (as Sandy Gibbons)