David Jason

Jack Hardy

Acting

Julian Wadham

Captain Byrnes

Acting

Tony Haygarth

Cassidy

Acting

Ian Puleston-Davies

Travis

Acting

Robert Whitelock

Spender

Acting

Crispin Bonham-Carter

Redding

Acting

Roger Evans

Monroe

Acting

Max Bollinger

Soviet Naval Captain

Acting

Alan Stocks

Peterson

Acting

Yuri Stepanov

Acting

Jamie Martin

Tyler

Acting