Barbara Bouchet

Kelinda

Eddie Paskey

Lt. Leslie (uncredited)

Warren Stevens

Rojan

Roger Holloway

Lt. Lemli (uncredited)

Stewart Moss

Hanar

Lezlie Dalton

Drea

Alani iLongwe

Lt. Shea

Julie Cobb

Yeoman Thompson

Frank da Vinci

Lt. Clifford Brent

Robert Fortier

Tomar

Marc Daniels

Director

D.C. Fontana

Writer

Jerome Bixby

Writer

Walter M. Jefferies

Art Direction

William Ware Theiss

Costume Design

James Ballas

Editor

Keith C. Smith

Director of Photography

Jim Rugg

Special Effects

John M. Dwyer

Set Decoration

Fred B. Phillips

Makeup Artist

Irving A. Feinberg

Property Master

Joseph D'Agosta

Casting

Elden Ruberg

Sound Mixer

John D. Jefferies Sr.

Set Designer

Carl Daniels

Production Sound Mixer

Doug Grindstaff

Sound Effects Editor

Pat Westmore

Hairstylist

Rusty Meek

Assistant Director