He was an actor, known for Dennis the Menace (1959), 77 Sunset Strip (1958) and Remembrance (1982).

Remembrance
Landlord of the Two Trees
1964 Grindl (TV Series)
Clydie Strunk
- There's No Such Thing as a Bad Barracuda (1964) ... Clydie Strunk
1963 Vacation Playhouse (TV Series)
- Come a-Runnin' (1963)
1960-1963 Dennis the Menace (TV Series)
Seymour / Rikki / Harold's Brother / ...
- Aunt Emma Visits the Wilsons (1963) ... Seymour
- A Man Among Men (1963) ... Seymour
- First Editions (1963) ... Seymour
- Tuxedo Trouble (1963) ... Seymour
- The Lost Dog (1963) ... Seymour
- The Three F's (1963) ... Seymour
- Dennis Plays Robin Hood (1963) ... Seymour
- The Uninvited Guest (1963) ... Seymour
- A Tax on Cats (1963) ... Seymour
- My Four Boys (1963) ... Seymour
- Baby Booties (1963) ... Seymour
- Wilson's Allergy (1963) ... Seymour
- The Creature with Big Feet (1963) ... Seymour
- Dennis the Rainmaker (1963) ... Seymour
- Wilson's Little White Lie (1963) ... Seymour
- Wilson's Second Childhood (1962) ... Seymour
- Poor Mr. Wilson (1962) ... Seymour
- The Little Judge (1962) ... Seymour
- The Chinese Girl (1962) ... Seymour
- The Bully (1962) ... Seymour
- John Wilson Wins a Chicken (1962) ... Seymour
- Dennis and the Dodger (1962) ... Seymour (uncredited)
- Wilson Goes to the Dentist (1962) ... Seymour
- Horseless Carriage Club (1962) ... Seymour
- A Quiet Evening (1962) ... Seymour
- Mr. Wilson's Uncle (1962) ... Seymour
- Dennis Is a Genius (1961) ... Seymour
- Trouble from Mars (1961) ... Seymour
- The Fortune Cookie (1961) ... Seymour
- Dennis Goes to Camp (1961) ... Rikki (as Robert Pittman)
- Dennis' Allowance (1961) ... Harold's Brother (as Robert Pittman)
- Dennis Learns to Whistle (1960) ... Whistling Little Boy (uncredited)
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1960 77 Sunset Strip (TV Series)
Ajax
- Attic (1960) ... Ajax (as Robert Pittman)