Born in Toronto, Ontario, she attended California State University and began training in their police academy program, but decided that law enforcement was not for her when she came to the realization that she might someday have to use a gun.

Landon began acting in a bit part in 1979's Bitter Heritage, also released as Naked in My Grave.

She spent part of her early career as a model and in 1980 was a runner-up in the Miss Black Velvet pageant in Las Vegas.

As she found modeling boring and was unable to sit still for hours at a time, she took his suggestion and landed the role of "Molly" in the film.

[2] Landon starred as Mike Hammer's right-hand woman Velda in Larry Cohen and Richard T. Heffron's acclaimed 1982 Mickey Spillane movie adaptation I, the Jury.