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10/10 In a siege at Kramer's hideaway, our hero and his friends have to make safe the ray gun.
9/10 Our hero and Jock set about rescuing Snowey and Wrangle from Kramer's gang.
8/10 Blom is instructed how to use the ray gun - with our hero and Snowey as his guinea pigs.
7/10 With Archie in peril, Jean uses her feminine intuition to work out where he's being held.
6/10 Kramer tries to make Sir Archie give him the formula. Can our hero intervene in time?
5/10 Kramer and his gang home in on the final piece of the secret weapon.
4/10 The gang gets more ruthless in its pursuit of the secret weapon. Will our hero jump ship?
3/10 With Snowey recovered, the team takes on the gang that's stolen the British secret weapon.
2/10 Our hero learns about the true nature of the secret weapon.
1/10 The ex-commando comes across an enemy plot to capture a British secret weapon.