“- Otto: Are you telling me you don't have a social security number?
- Beldar Conehead: Correct.
- Otto: Why not?
- Beldar Conehead: I am an illegal alien.”
Sinbad - Otto
Dan Aykroyd - Beldar Conehead

“I can't fill up a space shuttle with geriatrics!”
James Cromwell - Bob Gerson

“Some couples dance, others go to Mars.”
Tim Robbins - Woody Blake

“There's a lot of space out there to get lost in.”
William Hurt - Prof. John Robinson

- Darren Woods: [about "beings" on other planets] Maybe it's a bunch of Amazon rainforest women that wanna breed a new race.
- Wolfgang Müller: You pervert.
Jason Presson - Darren Woods
River Phoenix - Wolfgang Müller