Thunderbirds: Security Hazard

Directors: Desmond Saunders, David Elliott, David Lane, Alan PattilloLanguages: EnglishCountry: United Kingdom

Plot: After discovering a young boy aboard Thunderbird 2, Jeff tries to decide how to deal with the stowaway while his sons break protocol by enthralling him with tales of their past adventures.

Company: AP Films, Associated Television

Cast:

Shane Rimmer

Scott Tracy (voice)

David Holliday

Thunderbirds: Security Hazard

Cast:

Shane Rimmer

Scott Tracy (voice)

David Holliday

Virgil Tracy (voice)

Matt Zimmerman

Alan Tracy (voice)

David Graham

Gordon Tracy / Brains / Morrison / Bob Gray / Solarnaut Asher / Captain Hanson / Frank / Dave Clayton (voice)

Ray Barrett

Eddie Houseman / J.B. Lester / Colonel Harris / Fireflash Co-Pilot / Assistant Controller / Bridge Controller (voice)

Sylvia Anderson

Chip Morrison / Lady Penelope Creighton-Ward (voice)