Cheryl Burfield

饰：Liz Skinner

Mary Preston

饰：Beth Skinner

John Swindells

饰：Pitman,3 episodes, 1971,

Royston Tickner

饰：George Bradley,5 episodes, 1970,

Derek Sydney

饰：De Sarem,3 episodes, 1971,

Peggy Thorpe-Bates

饰：Dr. Edith Joynton,5 episodes, 1970,

Iris Russell

饰：Jean Skinner,17 episodes, 1970-1971,

丹尼斯·奎利

Denis Quilley

饰：Commander Charles Traynor,22 episodes, 1970-1971,

Hilary Minster

Hilary Minster

饰：Fritz,6 episodes, 1970, / ...

帕特里克·德金

Patrick Durkin

饰：Delta 22,5 episodes, 1971,

尚多尔·埃莱什

Sandor Elès

饰：Captain Gottfried,6 episodes, 1970,

John Cazabon

饰：Mr. Randall,3 episodes, 1971,

约翰·巴伦

John Barron

饰：Morgan C. Devereaux,9 episodes, 1970-1971,

John Abbott

饰：Phipps,1 episode, 1970,

德里克·本菲尔德

Derek Benfield

饰：Frank Skinner,15 episodes, 1970-1971,

理查德·索普

Richard Thorp

饰：George Pointer,1 episode, 1971,

Teri Scoble

Teri Scoble

饰：Alpha 16,8 episodes, 1970-1971, / ...

Merdelle Jordine

Merdelle Jordine

饰：Vera,7 episodes, 1970-1971,

John Alkin

John Alkin

饰：Young Frank Skinner,6 episodes, 1970,

John Barcroft

John Barcroft

饰：Dr. Bukov,6 episodes, 1970,

Robert Oates

Robert Oates

饰：Larry,5 episodes, 1970,

Mary Larkin

饰：Maria,4 episodes, 1971,

Kenneth Watson

Kenneth Watson

饰：Dr. Fordyce,2 episodes, 1970,

John Garrie

John Garrie

饰：Arthur Griffiths,1 episode, 1970,

John Herrington

饰：News Vendor,1 episode, 1971,

Peter Sproule

Peter Sproule

饰：Ferris,1 episode, 1970,

Spencer Banks

Spencer Banks

饰：Simon Randall,26 episodes, 1970-1971,

布赖恩·佩蒂福

Brian Pettifer

饰：Paul,6 episodes, 1970-1971,

Paul Humpoletz

Paul Humpoletz

饰：Graz,6 episodes, 1970,

Lesley Scoble

Lesley Scoble

饰：Alpha 17,5 episodes, 1970-1971,

Virginia Balfour

饰：Alice Fortune,2 episodes, 1970,

Hilary Liddell

饰：Ward Sister,1 episode, 1971,

Harry Davis

Harry Davis

饰：Commissionaire,1 episode, 1971,