Mark McDermott

Known For

A Family Circus Christmas

Movie | 1979

A Family Circus Easter

Movie | 1982

A Special Valentine with the Family Circus

Movie | 1978

• All Credits
• Movie Credits
• TV Credits

A Family Circus Easter

Movie | 1982

Billy (voice)

A Family Circus Christmas

Movie | 1979

Billy

A Special Valentine with the Family Circus

Movie | 1978

Billy (voice)

A Family Circus Easter

Movie | 1982

Billy (voice)

A Family Circus Christmas

Movie | 1979

Billy

A Special Valentine with the Family Circus

Movie | 1978

Billy (voice)