
The Adventures of Mark Twain
1985 · Movie · G · 86 min · ★ 6.8 · 75% critics
Three kids sneak aboard a famous writer’s strange balloon ship as it heads toward a comet on a dangerous mission. Using a magical time portal, they witness imaginative tales inspired by classic stories and try to change the captain’s bleak view of humanity before it’s too late.
Also known as Comet Quest: The Adventures of Mark Twain
Where to watch
Watch free on Tubi and Amazon Prime Video — also streaming on Amazon Prime Video and Ameba.
1 hour to watch.
Stream (included)
Streaming availability and prices may be inaccurate or change — verify with the provider before subscribing.
unSUB's subscription recommendations are informational only, not financial advice.
More value for your money
Similar titles, ranked by watch-hours per subscription dollar.
Details
- Years
- 1985
- Release date
- 1985-03-01
- Language
- English
- Rated
- G
- Runtime
- 86 min
- Max quality
- HD
- Critic score
- 75/100
- TMDB rating
- 6.8/10 (105 votes)
- Box office
- $849,915
- Budget
- $1,500,000
About
If you enjoy offbeat, sometimes eerie animated fantasies with short-story detours and big ideas, this could click; Not for you if you want light, cuddly fun like Pooh's Heffalump Movie or The Emperor's New Groove.
Pros: imaginative story vignettes; well-rendered claymation; darkly whimsical tone | Cons: can feel creepy; uneven episodic pacing; heavy philosophical moments
Themes
- stowaway
- comet
- portal
- balloon
- stop motion
- halley's comet
- claymation
Awards & recognition
- Annecy Cristal — a Feature Film · 1987 · nominated
Cast & crew

James Whitmore
as Mark Twain (voice)

Michele Mariana
as Becky Thatcher / The Mysterious Stranger / Girl in Crowd (voice)
- GK
Gary Krug
as Huck Finn (voice)
- CR
Chris Ritchie
as Tom Sawyer (voice)
- JM
John Morrison
as Adam (voice)
- CE
Carol Edelman
as Eve (voice)

Dal McKennon
as Jim Smiley / Newspaper Boy (voice)
- HS
Herb Smith
as The Stranger (voice)
- MS
Marley Stone
as Aunt Polly (voice)
- WV
Wilbur Vincent
as The Mysterious Stranger (voice)
Directed by Will Vinton