The Mighty Atom (Thunderbirds) Jeff Tracy (voiced by Peter Dyneley) dispatches Scott (voiced by Shane Rimmer) in "Thunderbird 1". Lady Penelope (voiced by Sylvia Anderson), who is visiting Tracy Island with Parker (voiced by David Graham) and is eager to accompany the Tracy brothers on a mission, leaves with Virgil and Gordon (voiced by David Holliday and David Graham) in "Thunderbird 2" carrying Pod 4. When "Thunderbird 2" reaches the North African coast, Gordon launches in "Thunderbird 4" and proceeds to the plant's seawater inlet. "Thunderbird 2" continues to the plant, where Scott and Virgil don protective suits and enter the reactor room to
Ronny Graham the character who dropped the clapperboard repeatedly in a famous, 1969 Alka Selzer "Spicy Meatball" advertisement and played the part of "Mr. Dirt" on a series of commercials for Mobil Oil in the 1970s. In 1996, he appeared as the character Louis Foukold in the screen adaptation of the Jon Robin Baitz play "The Substance of Fire." Graham was married four times, to Jean Spitzbarth (1947–1950), with whom he had one child; actress Ellen Hanley (1951–1963), with whom he had two children; Sigyn Lund (1965–1973), with whom he had two children; and Pamela Gill (1974–1999), to whom he was married