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You must save the Aquadome! But is it in more danger from an inside traitor, or a vicious sea monster? As a famous inventor and scientist, you will use your inventions and skills to save the day.


Seastalker Commodore 64 Inside your submarine, the Scimitar.
Seastalker Apple II Starting a new game (40-column mode)
Seastalker Amiga Title screen
Seastalker Commodore 64 Hazardous operation? It's a good thing that I paid up on those insurance premiums.

Promo Images

There are no promo images for this game

Alternate Titles

  • "Seastalker - You and the Ultramarine Bioceptor - An Infocom Junior Adventure" -- Tag-lined title
  • "Seastalker: Harry Crawford and the Ultramarine Bioceptor" -- Atari 8-bit in-game title
  • "Seastalker: Ed Ed and the Ultramarine Bioceptor" -- DOS in-game title
  • "Seastalker: Dive Deep into Danger" -- Tag-lined title
  • "Seastalker: Dante Hicks and the Ultramarine Bioceptor" -- Commodore 64 in-game title
  • "Sea Quest" -- Working title

Part of the Following Groups

User Reviews

A short and sweet adventure for kids and novices DOS RussS (782)

Critic Reviews

Computer Games Apple II Feb, 1985 A 100
Computer Games Commodore 64 Feb, 1985 A 100
Computer Games Atari 8-bit Feb, 1985 A 100
Tilt Atari ST Mar, 1987 14 out of 20 70
All Game Guide Macintosh 1998 3.5 Stars3.5 Stars3.5 Stars3.5 Stars3.5 Stars 70
SPAG DOS Mar 02, 1995 5.2 out of 10 52
Computer and Video Games (CVG) Atari 8-bit Mar, 1985 5 out of 10 50
64'er Commodore 64 Aug, 1984 Unscored Unscored


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Sea Stalker slightly broke away from Infocom's all text standard, by featuring a radar screen on the sub that would be displayed at the top of the screen while the game text would be windowed at the bottom.

Related Web Sites

  • Infocom homepage (At this site you can find information on ALL of Infocom's interactive games, Infocom related articles, sample transcripts, InvisiClue hints, walkthroughs, maps and information on buying Infocom games today.)
  • The Commodore Zone (All about the game, with introduction, images, related links and comments area.)
  • The Infocom Gallery (High-quality scans of the grey box package and manual of Seastalker.)
Contributed to by Brian Hirt (9983), Quapil (4721), Droog (460), Kabushi (162985), Martin Smith (62904), Terok Nor (23005), Игги Друге (44994), L. Curtis Boyle (726) and Belboz (6484)