Admiral Harriman Nelson

Captain Lee Crane

Lieutenant Cathy Conners

Comm. Lucius Emery

Dr. Susan Hiller

Dr. Miguel Alvares

Lieutenant Chip Romano

Dr. Jamieson

Vice Admiral B.J. Crawford

Congressman Llewellyn Parker

Dr. Zucco

Sparks

CPO Mack Gleason

Seaman Jimmy 'Red' Smith

Seaman Kowski

Seaman George Young

Cookie

Crew Member

Crew Member

Crew Member (Uncredited)

Crew Member (Uncredited)

Crew Member (Uncredited)

Crew Member (Uncredited)

Lieutenant Hodges (Uncredited)

Dr. Newmar (Uncredited)

Ned Thompson (Uncredited)

Officer (Uncredited)

Seaview Pilot (Uncredited)

UN Committee Chairman (Uncredited)

UN Commentator (Uncredited)

Guard (Uncredited)

Guard (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Delegate (Uncredited)

Crew Member (uncredited)

Editing

Sound

Camera

Costume & Make-Up

Production

Art

Art

Writing

Art

Production

Art

Sound

Production

Sound

Sound

Production

Production

Visual Effects

Crew

Crew

Directing

Sound

Crew

Acting

Sound

Costume & Make-Up

Directing

Costume & Make-Up

Production