IMDb > Mark Foster (Character)
Mark Foster
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Mark Foster (Character)
from "Step by Step" (1991)

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Overview

Biography:
Mark Archibald Foster is Carol's son, a brainiac at odds with his academically backward siblings... See more »
Alternate Names:
Hand on Gun / Voice of Mark Foster

Filmography

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  1. "Some Jerk with a Camera"
        - Step by Step Goes to Disney World! (2013) TV episode, Played by David Ganssle (as Hand on Gun) / Tony Goldmark (as Voice of Mark Foster)

  2. "Step by Step"
        - Movin' on Up (1998) TV episode, Played by Christopher Castile
        - We're in the Money (1998) TV episode, Played by Christopher Castile
        - The Understudy (1998) TV episode, Played by Christopher Castile
        - And Justice for Some (1998) TV episode, Played by Christopher Castile
        - The Half Monty (1998) TV episode, Played by Christopher Castile
          (155 more)
  3. ABC Sneak Peek with Step by Step (1994) (TV) Played by Christopher Castile

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