Balance of Terror

Synopsis

Despite the earlier Romulan war, the Romulans have never been seen in person. The Enterprise, in pursuit of a Romulan aggressor, makes a discovery that causes suspicion about a senior crew member.

Guest stars

Lawrence Montaigne

Decius

Grace Lee Whitney

Janice Rand

Mark Lenard

Romulan Commander

Paul Comi

Stiles

John Warburton

The Centurion

Barbara Baldavin

Angela Martine