Complex sentence: Two series comprising a total of 32 episodes were filmed; production came to an end after the Andersons' financial backer, Lew Grade, failed in his bid to sell the programme to American network television.
Split into simpler sentences: Two series comprising a total of 32 episodes were filmed. Production ceased after the Andersons' financial backer, Lew Grade, failed in his efforts to sell the programme to American network television.