Robert Beatty as Bob Jefferson Michael Medwin as Timothy Blake Virginia McKenna as Shelagh Mervyn Johns as Tom Mitchum Arthur Macrae as Alan Digby Gillian Lind as Jane Bond Ursula Howells as Peggy Louise Hampton as Miss Turner John Charlesworth as Denis Joseph Tomelty as Terry Roche Lockwood West as Adams Maire O'Neill as Mrs Lenham John McBride as Mick Derek Tansley as Idiot Boy Patrick McAlinney as O'Keefe Lionel Marson as Announcer Jean St. Clair as Young Girl Jack May as Old Man Gilbert Harding as Voice of the Oracle