“- Professor Lazlo: Alucard is undoubtedly a vampire... probably a descendant of Count Dracula.
- Doctor Brewster: Are you sure we're not allowing our imagination to run away with our common sense?”
J. Edward Bromberg - Professor Lazlo
Frank Craven - Doctor Brewster

“- Milly Stephenson: You're crazy.
- Al Stephenson: No. Too sane for my own good.”
Myrna Loy - Milly Stephenson
Fredric March - Al Stephenson

“- Nick Van Owen: You seem like you have a shred of common sense, what the hell are you doing here?
- Roland Tembo: Somewhere on this island is the greatest predator there ever lived. The second greatest predator must take him down.”
Vince Vaughn - Nick Van Owen
Pete Postlethwaite - Roland Tembo

“Language skills can be dangerous, so use a little common sense.”

William Hurt - James Leeds

“- Uncle Sweetheart: Who's talking to you?
- Bobby Cupid: Common sense! The voices in my head.”
John Goodman - Uncle Sweetheart
Luke Wilson - Bobby Cupid