Credits

William Shatner

Captain James T. Kirk

Leonard Nimoy

Mr. Spock

Gary Lockwood

Lt. Commander Gary Mitchell

Sally Kellerman

Dr. Elizabeth Dehner

George Takei

Lt. Hikaru Sulu

James Doohan

Lt. Commander Montgomery Scott

Lloyd Haynes

Lt. Lloyd Alden

Andrea Dromm

Yeoman Smith

Paul Carr

Lt. Lee Kelso

Paul Fix

Dr. Piper

Ernest Haller

Director of Photography

James Goldstone

Director

John M. Foley

Editor

Lucille Ball

Executive Producer

Desi Arnaz

Executive Producer

Robert H. Justman

Producer's Assistant

Gene Roddenberry

Original Series Creator, Producer

Samuel A. Peeples

Teleplay