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Mark McDermott

Acting

Known For

A Family Circus Easter

A Family Circus Easter

Billy (voice)

A Special Valentine with the Family Circus

A Special Valentine with the Family Circus

Billy (voice)

A Family Circus Christmas

A Family Circus Christmas

Billy

Filmography

Acting

A Family Circus Easter

A Family Circus Easter7.0

1982·Billy (voice)

A Family Circus Christmas

A Family Circus Christmas4.0

A Special Valentine with the Family Circus

A Special Valentine with the Family Circus5.5

1978·Billy (voice)