威廉·夏特纳

William Shatner

饰：Admiral,Captain James T. Kirk

伦纳德·尼莫伊

Leonard Nimoy

饰：Captain Spock

德福雷斯特·凯利

DeForest Kelley

饰：Dr. Leonard "Bones" McCoy

詹姆斯·蒙哥马利·杜汉

James Montgomery Doohan

饰：Commander Montgomery "Scotty" Scott

武井乔治

George Takei

饰：Commander Hikaru Sulu

沃尔特·凯尼格

Walter Koenig

饰：Commander Pavel Chekov

尼切尔·尼克斯

Nichelle Nichols

饰：Cmdr. Uhura

简·维亚特

Jane Wyatt

饰：Amanda

罗宾·柯蒂斯

Robin Curtis

饰：Lieutenant Saavik

约翰·舒克

John Schuck

饰：Klingon Ambassador

布洛克·皮特斯

Brock Peters

饰：Admiral Cartwright

迈克尔·贝里曼

Michael Berryman

饰：Starfleet display officer

格雷斯·李·惠特尼

Grace Lee Whitney

饰：Commander Janice Rand

简·威德林

Jane Wiedlin

饰：Alien Communications Officer Trillya

Joe Knowland

饰：Antique-store owner

Teresa E. Victor

饰：Usher

Stephen Liska

Stephen Liska

饰：Torg (archive footage) (uncredited)

玛奇·辛克莱

Madge Sinclair

饰：Saratoga captain (uncredited)

凯瑟琳·海克丝

Catherine Hicks

饰：Dr. Gillian Taylor

马克·雷纳德

Mark Lenard

饰：Ambassador Sarek

罗伯特·艾伦斯坦

Robert Ellenstein

饰：Federation Council President

Michael Snyder

Michael Snyder

饰：Starfleet communications officer

Mike Brislane

饰：Saratoga science officer

维杰·阿姆里特拉吉

Vijay Amritraj

饰：Starship captain

玛耶尔·巴莱特

Majel Barrett

饰：Dr. Christine Chapel

Nick Ramus

饰：Saratoga helmsman

Thaddeus Golas

饰：Controller #1

Martin Pistone

饰：Controller #2

Scott DeVenney

饰：Bob Briggs

维奥拉·凯特·斯廷普森

Viola Kates Stimpson

饰：Lady in tour (as Viola Stimpson)

菲尔·鲁本斯坦

Phil Rubenstein

饰：Garbageman #1

John Miranda

John Miranda

饰：Garbageman #2

Bob Sarlatte

饰：Waiter

Everett Lee

饰：Cafe owner

Richard Harder

饰：Joe

Alex Henteloff

饰：Dr. Nichols

Tony Edwards

Tony Edwards

饰：Pilot

Eve Smith

饰：Elderly patient

Tom Mustin

饰：Intern #1

Greg Karas

饰：Intern #2

雷蒙德·辛格

Raymond Singer

饰：Young doctor

David Ellenstein

饰：Doctor #1

Judy Levitt

饰：Doctor #2

James Menges

饰：Jogger

科克·R·塔切尔

Kirk R. Thatcher

饰：Punk on bus,Vulcan computer voice (as Kirk Thatcher)

杰夫·莱斯特

Jeff Lester

饰：FBI agent interrogating Chekov

乔·兰多

Joe Lando

饰：Shore Patrolman

Newell Tarrant

饰：Commander Rogerson

Mike Timoney

Mike Timoney

饰：Electronics technician

Jeffrey Martin

饰：Electronics technician

Sgt. Joseph Naradzay

饰：Marine sergeant (as 1stSgt. Joseph Narazday, USMC)

1st Lt. Donald W. Zautcke

饰：Marine lieutenant

Joseph Adamson

饰：Doctor (uncredited)

Monique DeSart

饰：Madeleine (uncredited)

迈克尔·迪门特

Michael DiMente

Marty Pistone

饰：Controller #2,(as Martin Pistone)